TCMBANKIN000088 |
cryptotanshinone |
NCI60_031208; CTS; 4733-35-1; A822990; C19H22O3; ZINC02109876; SMR000387041; (1R)-1,6,6-trimethyl-2,7,8,9-tetrahydro-1H-naphtho[8,7-g][1]benzoxole-10,11-dione; (1R)-1,6,6-trimethyl-2,3a,7,8,9,11a-hexahydro-1H-naphtho[1,2-g][1]benzofuran-10,11-dione; (1R)-1,6,6-trimethyl-2,7,8,9-tetrahydro-1H-naphtho[8,7-g]benzofuran-10,11-quinone; (1R)-1,6,6-trimethyl-2,3a,7,8,9,11a-hexahydro-1H-naphtho[1,2-g]benzofuran-10,11-dione; NCGC00163650-01; BB_NC-1574; Phenanthro[1,2-b]furan-10,11-dione, 1,2,6,7,8,9-hexahydro-1,6,6-trimethyl-, (1R)-; MolPort-006-823-903; (1R)-1,6,6-trimethyl-1,2,3a,6,7,8,9,11a-octahydrophenanthro[1,2-b]furan-10,11-dione; MLS001049002; 35825-57-1; DTXSID0044072; (1R)-1,6,6-trimethyl-2,7,8,9-tetrahydro-1H-naphtho[8,7-g]benzofuran-10,11-dione; (-)-Cryptotanshinone; Phenanthro(1,2-b)furan-10,11-dione, 1,2,6,7,8,9-hexahydro-1,6,6-trimethyl-, (R)-; SPECTRUM1505812 |
C19H20O3 |
296.36 |
CC1COC2=C1C(=O)C(=O)C3=C2C=CC4=C3CCCC4(C)C |
TCMBANKIN019594 |
lonicerin |
7-{[(2S,3R,4S,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-3-{[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}oxan-2-yl]oxy}-2-(3,4-dihydroxyphenyl)-4H-chromen-4-one; 3',4'-Dihydroxy-7-[(2-O-alpha-L-rhamnopyranosyl-beta-D-glucopyranosyl)oxy]flavone |
C27H30O15 |
594.5 g/mol |
CC1C(C(C(C(O1)OC2C(C(C(OC2OC3=CC(=C4C(=C3)OC(=CC4=O)C5=CC(=C(C=C5)O)O)O)CO)O)O)O)O)O |
TCMBANKIN026116 |
sibirioside b |
|
C22H30O13 |
|
COC1=CC=C(C=C1)C=CC(=O)OCC2C(C(C(C(O2)OC3(C(C(C(O3)CO)O)O)CO)O)O)O |
TCMBANKIN032491 |
sibirioside a |
|
C21H28O12 |
472.4 g/mol |
C1=CC=C(C=C1)C=CC(=O)OCC2C(C(C(C(O2)OC3(C(C(C(O3)CO)O)O)CO)O)O)O |
TCMBANKIN036308 |
Mingjinianuronide A |
mingjinianuronide a |
|
478.39 |
C1=CC(=CC=C1C2=C(C(=O)C3=C(O2)C(=C(C=C3O)OC4C(C(C(C(O4)C(=O)O)O)O)O)O)O)O |
TCMBANKIN039439 |
Tanshinone IIa |
SCHEMBL4126834; CHEMBL187266; UNII-4GPC9FQG6L; tanshinone II A; Phenanthro[1,2-b]furan-10,11-dione, 6,7,8,9-tetrahydro-1,6,6-trimethyl-; 568T729; BB_NC-1062; HMS1361P19; 17545-07-2; SCHEMBL2026738; CHEBI:108595; FT-0652880; AKOS004120032; MLS006011840; AC-1440; BSPBio_002426; HMS2270D15; SMR000387068; Acid Red 5 sodium salt; CT0134; Tanshinone IIA, >=97% (HPLC); NCGC00095755-03; Tanshinone IIA, United States Pharmacopeia (USP) Reference Standard; ACN-035345; CTK5A5836; Tanshinone IIA, analytical standard; AIDS-150197; s2365; NCGC00095709-01; HMS1791P19; CCG-208275; SC-17279; 1,6,6-Trimethyl-1,2,6,7,8,9-hexahydrophenanthro[1,2-b]furan-10,11-dione-, (R)-; I06-0439; SR-01000758926-4; KBio3_000634; 1,6,6-trimethyl-6,7,8,9-tetrahydrophenanthro[1,2-b]furan-10,11-dion; 6,6,14-trimethyl-12-oxatetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-1(10),2(7),8,11(15),13-pentaene-16,17-dione; Tanshinon II; AC1L4V8J; 4CN-0930; KBio2_000317; HSDB 8104; AN-14938; Tanshinone IIA; RTR-031585; BC205184; BRD-K00141480-001-03-0; AC1LAW3B; TL8003671; NCI60_031209; Phenanthro[1,2-b]furan-10,11-dione, 1,2,6,7,8,9-hexahydro-1,6,6-trimethyl-, (R)-; 6,7,8,9-Tetrahydro-1,6,6-trimethylphenanthro[1,2-b]furan-10,11-dione; SMR004703500; CCG-207955; N1846; (?)-Cryptotanshinone; NCGC00095709-04; Phenanthro[1,11-dione, 6,7,8,9-tetrahydro-1,6,6-trimethyl-; Tanshinone II; 1,6,6-Trimethyl-6,7,8,9-tetrahydrophenanthro[1,2-b]furan-10,11-dione #; HMS3656C11; 1,6,6-Trimethyl-6,7,8,9-tetrahydrophenanthro[1,2-b]furan-10,11-dione; KBioSS_000317; SR-01000758926-2; MCULE-8689433740; NCGC00095709-03; I14-22013; Bio2_000317; NP474; NCGC00095709-02!TANSHINONE IIA; Phenanthro(1,2-b)furan-10,11-dione, 6,7,8,9-tetrahydro-1,6,6-trimethyl-; BC678108; A831217; BBL010026; CTK8I3995; NSC686519; AS-16136; UPCMLD-DP042:001; KBioGR_000317; SBB066119; Dan Shen Ketone; STK801405; SR-01000758926-5; NSC-686519; S594; 1,6,6-trimethyl-2,7,8,9-tetrahydro-1H-naphtho[1,2-g]benzofuran-10,11-dione; BG00628358; Ambotz568-72-9; MFCD00238692; Tanshinone A; InChI=1/C19H20O3/c1-10-9-22-18-12-6-7-13-11(5-4-8-19(13,2)3)15(12)17(21)16(20)14(10)18/h6-7,10H,4-5,8-9H2,1-3H3; BBL028449; Tanshinone B, Tanshinone II, 568-72-9; Tanshinone B; Tanshinone IIA, European Pharmacopoeia (EP) Reference Standard; Cryptotanshinon; CHEMBL1518673; MLS001048863; STK801917; KBio2_005453; TR-031585; MolPort-002-507-310; AC1Q6JLQ; NCGC00095709-05; (-)-Cryptotanshinone; HMS3402P19; NCGC00095709-06; W-2832; SPECTRUM1505824; 4GPC9FQG6L; C19H18O3; Bio2_000797; HMS2089H08; Q-100654; Tanshinone IIa; Cryototanshinone; KBio2_002885; BDBM83922; IDI1_034067; 568-72-9; MLS006011834; BSPBio_001597; DTXSID60205352; GVKKJJOMQCNPGB-UHFFFAOYSA-; HYXITZLLTYIPOF-UHFFFAOYSA-N; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[1,2-g][1]benzofuran-10,11-dione; HMS1989P19; 6,6,14-trimethyl-12-oxatetracyclo[8.7.0.0;{2,7}.0;{11,15}]heptadeca-1,7,9,11(15)-tetraene-16,17-dione; SR-01000758926; BIB6295; NCGC00095709-02; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[8,7-g]benzofuran-10,11-dione; cid_164676; ZINC01650576; NCGC00095755-01; MFCD05671363; GP2434; 1,6,6-trimethyl-2,7,8,9-tetrahydro-1H-naphtho[1,2-g][1]benzofuran-10,11-dione; 6,6,14-trimethyl-12-oxatetracyclo[8.7.0.02,7.011,15]heptadeca-1(10),2(7),8,11(15),13-pentaene-16,17-dione; Tanshinone IIA (Tanshinone B); LS-175776; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[8,7-g][1]benzoxole-10,11-dione; HMS3655P20; NSC 686518; I06-0645; tanshinone ii a; Tanshinone 2-A; KBio3_000633; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[1,2-g]benzofuran-10,11-quinone; UPCMLD-DP042; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[8,7-g]benzofuran-10,11-quinone; AB0018692; NSC686518; AIDS150197; API0010219; GVKKJJOMQCNPGB-UHFFFAOYSA-N; STOCK1N-48169; HY-N0135; AKOS005612965; 1,6,6-trimethyl-8,9-dihydro-7H-naphtho[1,2-g]benzofuran-10,11-dione; TanshinoneIIA; ZINC1650576; 1,6,6-Trimethyl-1,2,6,7,8,9-hexahydrophenanthro[1,2-b]furan-10,11-dione; Neuro_000424 |
|
294.34 |
|
TCMBANKIN046357 |
sibiriquinone b |
|
C19H22O2 |
282.4 g/mol |
CC(C)C1=CC(=O)C2=C(C1=O)C=CC3=C2CCCC3(C)C |
TCMBANKIN046402 |
minecoside |
|
C25H30O13 |
538.5 g/mol |
COC1=C(C=C(C=C1)C=CC(=O)OC2C3C=COC(C3C4(C2O4)CO)OC5C(C(C(C(O5)CO)O)O)O)O |
TCMBANKIN049437 |
sibiriquinone a |
|
C19H20O2 |
280.4 g/mol |
CC(C)C1=CC(=O)C2=C(C1=O)C=CC3=C2C=CCC3(C)C |
TCMBANKIN050251 |
Luteolin-7-beta-D-glucuronide |
|
C21H18O12 |
462.36 |
[C@]1([H])(O[H])[C@@]([H])(C(=O)O[H])O[C@@]([H])(Oc2c([H])c(O[H])c(C(=O)C([H])=C(c3c([H])c([H])c(O[H])c(O[H])c3[H])O4)c4c2[H])[C@]([H])(O[H])[C@@]1([H])O[H] |
TCMBANKIN057935 |
D-sedoheptulose |
(3S,4R,5R,6R)-1,3,4,5,6,7-hexahydroxyheptan-2-one; CHEBI:16802; D-Altro-2-heptulose; D-altro-hept-2-ulose;l-galactoheptulose;d-mannoheptulose;Sedoheptulose; (3S,4R,5R,6R)-1,3,4,5,6,7-hexahydroxyheptan-2-one; D-Sedoheptulose, >=95% (TLC); ZINC8579422; altro-Heptulose; 40A0W1XJ6X; UNII-40A0W1XJ6X; AC1NUSHL; SCHEMBL119427; CHEBI:16802; D-altro-hept-2-ulose; D-Altro-2-heptulose; 3019-74-7;L-Galactoheptulos; D-Sedoheptulose, >=95% (TLC); ZINC8579422; altro-Heptulose; 40A0W1XJ6X; UNII-40A0W1XJ6X; D-Mannoheptulose; AC1NUSHL; SCHEMBL119427; CHEBI:16802; D-altro-hept-2-ulose; D-Altro-2-heptulose; 3019-74-7 |
C7H14O7 |
210.18 g/mol |
C(C(C(C(C(C(=O)CO)O)O)O)O)O |
TCMBANKIN058145 |
cinaroside |
Luteoloside; Glucoluteolin; Flavopurposide; ST2407074; HY-N0540; 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-7-(b-D-glucopyranosyloxy)-5-hydroxy-; MFCD06799436; Luteolin-7-O-glucoside; Galuteolin; Luteolin monoglucoside; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-7-(.beta.-D-glucopyranosyloxy)-5-hydroxy-; AX8061581; 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-7-(; Luteolin 7-glucoside, analytical standard; MCULE-8191036162; TR-019005; AC1NQXCE; SCHEMBL149118; luteolin glucoside; Luteolin 7-monoglucoside; SMR000232358; 5373/11/5; AC-6054; HMS2224O21; N1724; AK-25217; C03951; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-7-(beta-D-glucopyranosyloxy)-5-hydroxy-; Luteolin 7-.beta.-D-glucoside; Luteolin 7-glucoside, primary pharmaceutical reference standard; Luteolin 7-O-D-glucoside; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4H-chromen-4-one; SC-46564; ZX-AFC003073; Luteolin 7-O-glucoside; BG01739210; REGID_for_CID_5280637; SR-01000867987-2; CC-30093; MLS002473222; Luteolin 7-O-Glucoside, United States Pharmacopeia (USP) Reference Standard; 98J6XDS46I; Luteolin 7-glucoside; A-D-glucoside; Daphneflavonoloside; CHEMBL233929; N2724; 2-(3,4-dihydroxyphenyl)-5-hydroxy-4-oxo-4H-chromen-7-yl beta-D-glucopyranoside; 7-(beta-D-glucopyranosyloxy)-5-hydroxy-2-(3,4-dihydroxyphenyl)-4H-chromen-4-one; V1543; Bio-0221; API0003232; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one; PEFNSGRTCBGNAN-QNDFHXLGSA-N; AKOS015903261; 7-Glucosylluteolin; Flavone, 3',4',5,7-tetrahydroxy-, mono-beta-D-glucopyranoside; LS-39606; AJ-47986; I14-19110; Luteolin 7-O-beta-D-glucoside, >=98.0% (HPLC); Luteolin 7-O-glucopyranoside; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one; Cinaroside; 7-Glucoluteolin; lCynaroside; EINECS 226-365-8; MolPort-001-740-780; BDBM50241242; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-chromen-4-one; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-, mono-beta-D-glucopyranoside; Flavon, 3',4',5,7-tetrahydroxy-, glucoside; Luteolin-7-D-glucopyranoside; KB-290714; Luteolin, glucoside; SR-01000867987; UNII-98J6XDS46I; Luteolin-7-O-D-glucopyranoside; A-D-glucopyranosyloxy)-5-hydroxy-; REGID_for_CID_657946; 2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxo-4H-chromen-7-yl hexopyranoside #; Luteolin-7-glucoside; Luteolin 7-b-glucoside; ZINC4096258; Luteolin 7-.beta.-D-glucopyranoside; Luteolin 7-O-; SR-01000867987-3; KS-00001FIQ; CS-5712; luteolin-7-O-beta-glucoside; NCGC00163589-01; 2-(3,4-Dihydroxyphenyl)-7-(beta-D-glucopyranosyloxy)-5-hydroxy-4H-1-benzopyran-4-one; 26811-41-6; 7-O-beta-D-Glucosyl-5,7,3',4'-tetrahydroxyflavone; BIDF1013; Luteolin 7-O-beta-D-glucoside; cid_5280637; C-22456; Cynaroside; MEGxp0_000619; CHEBI:27994; 373L115;Luteollin 5-glucoside; Luteolin-5-O-b-D-glucopyranoside; MolPort-020-005-904; BG01739205; 2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one; FT-0697969; 2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl]oxy-chromone; Galuteolin; 2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-2-tetrahydropyranyl]oxy]-4-chromenone; ST24047512; AIDS-219925; AX8245774; Luteolin 5-glucoside; 2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-chromen-4-one; 20344-46-1; 0422AB; 2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-chromen-4-one; AK120358; ZINC33831307; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-5-(beta-D-glucopyranosyloxy)-7-hydroxy-; BG01154730; Luteolin-5-O-glucopyranoside; AC1NSVN1; Q-100249; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-5-(.beta.-D-glucopyranosyloxy)-7-hydroxy-; AKOS016010674; Luteolin-5-O-beta-D-glucoside; luteolin-5-o-beta-d-glucopyranoside; 2-(3,4-DIHYDROXYPHENYL)-7-HYDROXY-5-{[(2S,3R,4S,5S,6R)-3,4,5-TRIHYDROXY-6-(HYDROXYMETHYL)OXAN-2-YL]OXY}CHROMEN-4-ONE; 569-89-1; AIDS219925; AJ-86337; SCHEMBL242602;luteolin-7-O-β-D-glucoside; luteolin-7-O-β-D-Glucoside; Luteolin-7-O-β-D-glucoside;luteolin-7-O-glucoside; Luteolin-7-glucosid; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-7-(beta-D-glucopyranosyloxy)-5-hydroxy-; AKOS001483348; AKOS021983229; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-methylol-tetrahydropyran-2-yl]oxy-chromone; 2-(3,4-DIHYDROXYPHENYL)-5-HYDROXY-7-{[3,4,5-TRIHYDROXY-6-(HYDROXYMETHYL)OXAN-2-YL]OXY}CHROMEN-4-ONE; Glucoluteolin; NCI60_035927; Luteolin-7-glucoside; Luteoloside; Luteolin 7-O-D-glucoside; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-2-tetrahydropyranyl]oxy]-4-chromenone; Luteolin-7-O-glucoside; 7-Glucosylluteolin; NCGC00017208-02; AC1NRHCY; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one; 68321-11-9; NSC700145; Luteolin monoglucoside; Flavone, 3',4',5,7-tetrahydroxy-, mono-beta-D-glucopyranoside; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[3,4,5-trihydroxy-6-(hydroxymethyl)(2H-3,4 ,5,6-tetrahydropyran-2-yloxy)]chromen-4-one; NSC-724451; STOCK1N-08497; Luteolin-7-o- glucoside; Luteolin 7-O-glucoside; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-chromen-4-one; SCHEMBL19523005; A2306/0097227; NCGC00163589-01; Luteolin-7-O-.beta.-D-glucopyranoside; 2-(3,4-Dihydroxyphenyl)-7-(beta-D-glucopyranosyloxy)-5-hydroxy-4H-1-benzopyran-4-one; NSC-700145; MolPort-002-708-422; 26811-41-6; 7-O-beta-D-Glucosyl-5,7,3',4'-tetrahydroxyflavone; Luteolin 7-O-glucopyranoside; Cinaroside; SCHEMBL149119; ST024704; 2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxo-4H-chromen-7-yl hexopyranoside; NSC724451; 2-(3,4-Dihydroxyphenyl)-5-hydroxy-7-(4,5,6-trihydroxy-3-(hydroxymethyl)(2-oxanyloxy))-4H-chromen-4-one; Luteolin 7-O-beta-D-glucoside; AIDS070478; 7-Glucoluteolin; EINECS 226-365-8; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-chromen-4-one; Luteolin 7-monoglucoside; luteolin-7-o-glucoside ; Luteolin 7-glucoside; Luteolin 7-galactoside; 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-, mono-beta-D-glucopyranoside; AIDS-070478; MEGxp0_000562; NCGC00142376-01; 2-(3,4-dihydroxyphenyl)-5-hydroxy-4-oxo-4H-chromen-7-yl beta-D-glucopyranoside; 7-(beta-D-glucopyranosyloxy)-5-hydroxy-2-(3,4-dihydroxyphenyl)-4H-chromen-4-one; MEGxp0_000619; Flavon, 3',4',5,7-tetrahydroxy-, glucoside; Cynaroside; CHEBI:27994; MCULE-8064140924; Luteolin, glucoside; C03951; STK763169; 2-(3,4-dihydroxyphenyl)-5-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-chromen-4-one;Luteolin-7-Glucoside; luteolin-7-glucoside ; luteolin-7-glucoside;luteoloside;galuteolin;cynaroside |
C21H20O11 |
448.4 g/mol |
C1=CC(=C(C=C1C2=CC(=O)C3=C(C=C(C=C3O2)OC4C(C(C(C(O4)CO)O)O)O)O)O)O |
TCMBANKIN059134 |
siegesesteric acid i;siegesethericacid i |
|
C26H40O6 |
|
CC(C)C(=O)OCC1(CCCC2(C1CCC34C2CCC(C3)C(C4)COC(=O)C)C)C(=O)O |
TCMBANKIN059815 |
tanshinone i |
|
C18H12O3 |
276.3 g/mol |
CC1=C2C=CC3=C(C2=CC=C1)C(=O)C(=O)C4=C3OC=C4C |
TCMBANKIN060616 |
dihydrotanshinoneⅠ |
|
C18H14O3 |
45.043279 |
CC1COC2=C1C(=O)C(=O)C3=C2C=CC4=C3C=CC=C4C |