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中文名称 英文名称 CAS号 化学式 结构式图片
—— 8-Hydroxy-3-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,4-dihydroisochromen-1-one —— C16H20O9
8-Hydroxy-3-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,4-dihydroisochromen-1-one
—— 8-isothiocyanato-4a,8-dimethyl-2-prop-1-en-2-yl-3,4,5,6,7,8a-hexahydro-1H-naphthalen-2-ol —— C16H25NOS
8-isothiocyanato-4a,8-dimethyl-2-prop-1-en-2-yl-3,4,5,6,7,8a-hexahydro-1H-naphthalen-2-ol
—— (8-Methoxy-2-methyl-4-oxo-4H-quinolin-1-yl)-acetic acid ethyl ester —— C15H17NO4
(8-Methoxy-2-methyl-4-oxo-4H-quinolin-1-yl)-acetic acid ethyl ester
—— 8-Hydroxy-21-methoxy-1,6,6,11,14,16,19,19-octamethyl-18,22-dioxahexacyclo[12.10.0.02,11.05,10.015,23.017,21]tetracosa-4,8-diene-7,12-dione —— C31H44O6
8-Hydroxy-21-methoxy-1,6,6,11,14,16,19,19-octamethyl-18,22-dioxahexacyclo[12.10.0.02,11.05,10.015,23.017,21]tetracosa-4,8-diene-7,12-dione
—— 8a-Hydroxy-5-methyl-1-methylidene-3a,4,5,5a,9,9a-hexahydroazuleno[6,7-b]furan-2,8-dione —— C14H16O4
8a-Hydroxy-5-methyl-1-methylidene-3a,4,5,5a,9,9a-hexahydroazuleno[6,7-b]furan-2,8-dione
—— 8-[5-[4-Hydroxy-5-[4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-5,19-dimethyl-15,18,20-trioxapentacyclo[14.5.1.04,13.05,10.019,22]docosa-1(21),10-dien-14-one —— C47H72O19
8-[5-[4-Hydroxy-5-[4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-5,19-dimethyl-15,18,20-trioxapentacyclo[14.5.1.04,13.05,10.019,22]docosa-1(21),10-dien-14-one
—— 8-methyl-5-(7-methylnon-8-enyl)-2,3,4,5-tetrahydro-1H-indolizin-4-ium —— C19H32N+
8-methyl-5-(7-methylnon-8-enyl)-2,3,4,5-tetrahydro-1H-indolizin-4-ium
—— 8-chloro-3-(piperidine-4-carbonyl)-2,4,4a,6-tetrahydro-1H-pyrazino[2,1-c][1,4]benzodiazepine-5,11-dione —— C18H21ClN4O3
8-chloro-3-(piperidine-4-carbonyl)-2,4,4a,6-tetrahydro-1H-pyrazino[2,1-c][1,4]benzodiazepine-5,11-dione
—— 8-methyl-2-oxo-4-phenyl-2H-chromen-7-yl 3-(4-methylphenylsulfonamido)propanoate —— C26H23NO6S
8-methyl-2-oxo-4-phenyl-2H-chromen-7-yl 3-(4-methylphenylsulfonamido)propanoate
—— 8-Hydroxyoctadeca-11,17-dien-9-ynoic acid —— C18H28O3
8-Hydroxyoctadeca-11,17-dien-9-ynoic acid
—— 8-(4-Hydroxy-3-methoxycyclohexa-1,3-dien-1-yl)-6,7-bis(hydroxymethyl)-3-methoxy-5,6,7,8-tetrahydronaphthalen-2-ol —— C20H26O6
8-(4-Hydroxy-3-methoxycyclohexa-1,3-dien-1-yl)-6,7-bis(hydroxymethyl)-3-methoxy-5,6,7,8-tetrahydronaphthalen-2-ol
—— 8-acetyl-4-methyl-2-oxo-2H-chromen-7-yl 3-chlorobenzoate —— C19H13ClO5
8-acetyl-4-methyl-2-oxo-2H-chromen-7-yl 3-chlorobenzoate
—— 8a,9a-Dihydroxy-4-methoxy-3,4a,5-trimethyl-4,5,6,7,8,9-hexahydrobenzo[f][1]benzofuran-2-one —— C16H24O5
8a,9a-Dihydroxy-4-methoxy-3,4a,5-trimethyl-4,5,6,7,8,9-hexahydrobenzo[f][1]benzofuran-2-one
—— 8-Hydroxy-5,8a-dimethyl-3-methylidene-3a,4,7,8,9,9a-hexahydrobenzo[f][1]benzofuran-2,6-dione —— C15H18O4
8-Hydroxy-5,8a-dimethyl-3-methylidene-3a,4,7,8,9,9a-hexahydrobenzo[f][1]benzofuran-2,6-dione
—— 8-(2-Hydroxypropan-2-yl)-6-(3-methylbut-2-enoxy)-8,9-dihydrofuro[2,3-h]chromen-2-one —— C19H22O5
8-(2-Hydroxypropan-2-yl)-6-(3-methylbut-2-enoxy)-8,9-dihydrofuro[2,3-h]chromen-2-one
—— [8-Furan-2-yl-2-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a][1,3,5]triazin-4-yl]-methyl-phenyl-amine —— C23H16F3N5O
[8-Furan-2-yl-2-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a][1,3,5]triazin-4-yl]-methyl-phenyl-amine
—— [8-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4-oxo-4H-furo[2,3-h]chromen-9-yl]acetic acid —— C27H18O11
[8-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4-oxo-4H-furo[2,3-h]chromen-9-yl]acetic acid
—— 8-[5,7-Dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one —— C36H30O15
8-[5,7-Dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one
—— 8-(2-carboxy-1-hydroxyethyl)-3-[furan-3-yl-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-7-(2-hydroxypropan-2-yl)-3,4a,8-trimethyl-5-oxospiro[2,6,7,8a-tetrahydro-1H-naphthalene-4,3'-oxirane]-2'-carboxylic acid —— C32H46O15
8-(2-carboxy-1-hydroxyethyl)-3-[furan-3-yl-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-7-(2-hydroxypropan-2-yl)-3,4a,8-trimethyl-5-oxospiro[2,6,7,8a-tetrahydro-1H-naphthalene-4,3'-oxirane]-2'-carboxylic acid
—— 8-hydroxy-6,7-dimethoxy-1,2,3,4-tetrahydro-isoquinoline-1-carboxylic acid 34320-01-9 C12H15NO5
8-hydroxy-6,7-dimethoxy-1,2,3,4-tetrahydro-isoquinoline-1-carboxylic acid
—— 8-Hydroxy-3,9-dimethoxypterocarpan 108335-31-5 C17H16O5
8-Hydroxy-3,9-dimethoxypterocarpan
—— 8-Cyclopentyl-17-[2-(3,3-dimethyloxiran-2-yl)-2-hydroxyethyl]-2-hydroxy-25-(2-hydroxyethyl)-4,8,12,13,17-pentamethyl-24-[[3-methyl-5-(oxan-4-yl)phenyl]methyl]-22,26-diazaheptacyclo[14.11.1.120,23.03,12.04,9.013,28.026,29]nonacosa-16(28),20,23(29),24-tetraene-7,15-dione —— C58H80N2O7
8-Cyclopentyl-17-[2-(3,3-dimethyloxiran-2-yl)-2-hydroxyethyl]-2-hydroxy-25-(2-hydroxyethyl)-4,8,12,13,17-pentamethyl-24-[[3-methyl-5-(oxan-4-yl)phenyl]methyl]-22,26-diazaheptacyclo[14.11.1.120,23.03,12.04,9.013,28.026,29]nonacosa-16(28),20,23(29),24-tetraene-7,15-dione
—— 8-Cyclohexyl-21-[(2,5-dioxopyrrol-1-yl)methyl]-29-(1-ethylcyclopentyl)-9-(2-hydroxypropylamino)-4,31-dioxa-10,11-dithia-17,38-diazanonacyclo[21.11.2.112,16.126,30.01,5.02,22.015,20.024,34.033,37]octatriaconta-2(22),5,13,15,19,29,33(37)-heptaene-3,32-dione —— C53H64N4O7S2
8-Cyclohexyl-21-[(2,5-dioxopyrrol-1-yl)methyl]-29-(1-ethylcyclopentyl)-9-(2-hydroxypropylamino)-4,31-dioxa-10,11-dithia-17,38-diazanonacyclo[21.11.2.112,16.126,30.01,5.02,22.015,20.024,34.033,37]octatriaconta-2(22),5,13,15,19,29,33(37)-heptaene-3,32-dione
—— 8-[[Bis(2-methylpropyl)amino]methyl]-3-(3,4-dimethoxyphenyl)-7-hydroxy-2-methylchromen-4-one —— C27H35NO5
8-[[Bis(2-methylpropyl)amino]methyl]-3-(3,4-dimethoxyphenyl)-7-hydroxy-2-methylchromen-4-one
—— 8a-(Hydroxymethyl)-4,4,6a,6b,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a-dodecahydropicene-3,8-diol —— C30H48O3
8a-(Hydroxymethyl)-4,4,6a,6b,11,11,14b-heptamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a-dodecahydropicene-3,8-diol
—— 8-Benzyl-17-(hydroxymethyl)-1,5,6-trimethyl-19-oxa-9-azapentacyclo[13.3.1.02,14.03,11.07,11]nonadec-4-ene-10,12-dione —— C28H35NO4
8-Benzyl-17-(hydroxymethyl)-1,5,6-trimethyl-19-oxa-9-azapentacyclo[13.3.1.02,14.03,11.07,11]nonadec-4-ene-10,12-dione
—— 8-[1,2-Dihydroxy-1-[5-(hydroxymethyl)-3,4-dimethyloxolan-2-yl]propan-2-yl]-9,25-dimethyl-19-phenyl-15,21-dioxahexacyclo[20.3.1.03,13.06,14.09,14.012,25]hexacos-3(13)-en-17-yn-2-one —— C42H56O7
8-[1,2-Dihydroxy-1-[5-(hydroxymethyl)-3,4-dimethyloxolan-2-yl]propan-2-yl]-9,25-dimethyl-19-phenyl-15,21-dioxahexacyclo[20.3.1.03,13.06,14.09,14.012,25]hexacos-3(13)-en-17-yn-2-one
—— [8,14,17-Trihydroxy-17-(1-hydroxyethyl)-3-[4-methoxy-5-[4-methoxy-5-[4-methoxy-5-[4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-10,13-dimethyl-1,2,3,4,7,9,11,12,15,16-decahydrocyclopenta[a]phenanthren-12-yl] 3-phenylprop-2-enoate —— C64H98O24
[8,14,17-Trihydroxy-17-(1-hydroxyethyl)-3-[4-methoxy-5-[4-methoxy-5-[4-methoxy-5-[4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-10,13-dimethyl-1,2,3,4,7,9,11,12,15,16-decahydrocyclopenta[a]phenanthren-12-yl] 3-phenylprop-2-enoate
—— 8,15-Bis[3-(diaminomethylideneamino)propyl]-2-(hydroxymethyl)-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dienyl)-1,5,12,19-tetramethyl-3,6,9,13,16,20,25-heptaoxo-1,4,7,10,14,17,21-heptazacyclopentacosane-11,22-dicarboxylic acid —— C49H77N13O13
8,15-Bis[3-(diaminomethylideneamino)propyl]-2-(hydroxymethyl)-18-(6-methoxy-3,5-dimethyl-7-phenylhepta-1,3-dienyl)-1,5,12,19-tetramethyl-3,6,9,13,16,20,25-heptaoxo-1,4,7,10,14,17,21-heptazacyclopentacosane-11,22-dicarboxylic acid
—— 8-Cyclopentyl-17-[2-(3,3-dimethyloxiran-2-yl)-2-hydroxyethyl]-25-ethyl-2-hydroxy-4,8,12,13,17-pentamethyl-24-[[3-methyl-5-(oxan-4-yl)phenyl]methyl]-22,26-diazaheptacyclo[14.11.1.120,23.03,12.04,9.013,28.026,29]nonacosa-16(28),20,23(29),24-tetraene-7,15-dione —— C58H80N2O6
8-Cyclopentyl-17-[2-(3,3-dimethyloxiran-2-yl)-2-hydroxyethyl]-25-ethyl-2-hydroxy-4,8,12,13,17-pentamethyl-24-[[3-methyl-5-(oxan-4-yl)phenyl]methyl]-22,26-diazaheptacyclo[14.11.1.120,23.03,12.04,9.013,28.026,29]nonacosa-16(28),20,23(29),24-tetraene-7,15-dione
—— (8-Methoxy-6,10-dimethyl-2-prop-1-en-2-yl-4-tricyclo[5.3.0.01,3]dec-9-enyl) acetate —— C18H26O3
(8-Methoxy-6,10-dimethyl-2-prop-1-en-2-yl-4-tricyclo[5.3.0.01,3]dec-9-enyl) acetate
—— [8-[[4-[[1-(6-amino-1,2-dihydropyridin-4-yl)cyclohexyl]methyl]-1H-pyrrol-3-yl]methyl]-1-(4-hydroxy-3-methoxyphenyl)-3-oxodecan-5-yl] acetate —— C36H51N3O5
[8-[[4-[[1-(6-amino-1,2-dihydropyridin-4-yl)cyclohexyl]methyl]-1H-pyrrol-3-yl]methyl]-1-(4-hydroxy-3-methoxyphenyl)-3-oxodecan-5-yl] acetate
—— 8-(2,4-Dihydroxyphenyl)-5-methoxy-2,2-dimethyl-9-(3-methylbut-2-enyl)pyrano[2,3-f]chromen-10-one —— C26H26O6
8-(2,4-Dihydroxyphenyl)-5-methoxy-2,2-dimethyl-9-(3-methylbut-2-enyl)pyrano[2,3-f]chromen-10-one
—— 8,9-Dihydro-5-hydroxy-6-(2-methylbutanoyl)-4-phenyl-8-(prop-1-en-2-yl)furo[2,3-h]chromen-2-one —— C25H24O5
8,9-Dihydro-5-hydroxy-6-(2-methylbutanoyl)-4-phenyl-8-(prop-1-en-2-yl)furo[2,3-h]chromen-2-one
—— 8-methoxy-4-methyl-3-[(3-methyl-2-butenyl)oxy]-6H-benzo[c]chromen-6-one —— C20H20O4
8-methoxy-4-methyl-3-[(3-methyl-2-butenyl)oxy]-6H-benzo[c]chromen-6-one
—— (8-Acetyl-1-ethyl-7-formyl-1,4a,6a,10b-tetramethyl-2,3,4,4b,5,6,7,10,10a,11,12,12a-dodecahydrochrysen-6-yl) 3-hydroxypentanoate —— C32H50O5
(8-Acetyl-1-ethyl-7-formyl-1,4a,6a,10b-tetramethyl-2,3,4,4b,5,6,7,10,10a,11,12,12a-dodecahydrochrysen-6-yl) 3-hydroxypentanoate
—— 8-Hexyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl 2-((tert-butoxycarbonyl)amino)propanoate —— C26H35NO6
8-Hexyl-4-oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl 2-((tert-butoxycarbonyl)amino)propanoate
—— 8-[6-[3-(2-Aminoethyl)cyclopent-2-en-1-yl]hexyl]-9-(4-hydroxyphenyl)spiro[bicyclo[9.3.1]pentadeca-1(14),5,11(15),12-tetraene-2,1'-cyclohexane]-3-carboxylic acid —— C40H55NO3
8-[6-[3-(2-Aminoethyl)cyclopent-2-en-1-yl]hexyl]-9-(4-hydroxyphenyl)spiro[bicyclo[9.3.1]pentadeca-1(14),5,11(15),12-tetraene-2,1'-cyclohexane]-3-carboxylic acid
—— 8-But-2-en-2-yl-5-chloro-8-methoxy-6a-methyl-3-(3-methylpent-1-enyl)-9,9a-dihydrofuro[2,3-h]isochromen-6-one —— C23H29ClO4
8-But-2-en-2-yl-5-chloro-8-methoxy-6a-methyl-3-(3-methylpent-1-enyl)-9,9a-dihydrofuro[2,3-h]isochromen-6-one
—— [8-chloro-6-(hydroxymethyl)-9-methyl-3-methylidene-2,7-dioxo-4,5,9a,9b-tetrahydro-3aH-azuleno[4,5-b]furan-4-yl] 2-methylprop-2-enoate —— C19H19ClO6
[8-chloro-6-(hydroxymethyl)-9-methyl-3-methylidene-2,7-dioxo-4,5,9a,9b-tetrahydro-3aH-azuleno[4,5-b]furan-4-yl] 2-methylprop-2-enoate
—— (8-Acetyloxy-11,14-dihydroxy-4,5,15,16-tetramethoxy-9,10-dimethyl-3-tricyclo[10.4.0.02,7]hexadeca-1(16),2,4,6,12,14-hexaenyl) 2-methylbut-2-enoate —— C29H36O10
(8-Acetyloxy-11,14-dihydroxy-4,5,15,16-tetramethoxy-9,10-dimethyl-3-tricyclo[10.4.0.02,7]hexadeca-1(16),2,4,6,12,14-hexaenyl) 2-methylbut-2-enoate
—— [8-(Hydroxymethyl)-1-methyl-7-methylidene-4-propan-2-yl-6-bicyclo[3.2.1]octanyl]methanol —— C15H26O2
[8-(Hydroxymethyl)-1-methyl-7-methylidene-4-propan-2-yl-6-bicyclo[3.2.1]octanyl]methanol
—— 8-(2,2-dimethylpropanoylamino)-1-methyl-N-[(5-methyl-1,2-oxazol-3-yl)methyl]-2-oxoazonane-4-carboxamide —— C20H32N4O4
8-(2,2-dimethylpropanoylamino)-1-methyl-N-[(5-methyl-1,2-oxazol-3-yl)methyl]-2-oxoazonane-4-carboxamide
—— 8-Hydroxy-8-(3-hydroxybut-1-enyl)-1,5-dimethyl-6-oxabicyclo[3.2.1]octan-3-one —— C13H20O4
8-Hydroxy-8-(3-hydroxybut-1-enyl)-1,5-dimethyl-6-oxabicyclo[3.2.1]octan-3-one
—— 8,16,18-Trihydroxy-4-methyl-3-oxabicyclo[12.4.0]octadeca-1(14),11,15,17-tetraen-2-one —— C18H24O5
8,16,18-Trihydroxy-4-methyl-3-oxabicyclo[12.4.0]octadeca-1(14),11,15,17-tetraen-2-one
—— [8-(Acetyloxymethyl)-1,6-dihydroxy-4,12,12,15-tetramethyl-5-oxo-13-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] dodec-11-enoate —— C34H50O7
[8-(Acetyloxymethyl)-1,6-dihydroxy-4,12,12,15-tetramethyl-5-oxo-13-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] dodec-11-enoate
—— 8a-[3-[4-[4-[(4-Carboxy-3-hydroxy-3-methylbutanoyl)oxymethyl]-3,4-dihydroxyoxolan-2-yl]oxy-5-[3,4-dihydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxy-6-methyloxan-2-yl]oxycarbonyl-2-hydroxy-6b-(hydroxymethyl)-4,6a,11,11,14b-pentamethyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicene-4-carboxylic acid —— C70H110O37
8a-[3-[4-[4-[(4-Carboxy-3-hydroxy-3-methylbutanoyl)oxymethyl]-3,4-dihydroxyoxolan-2-yl]oxy-5-[3,4-dihydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxy-6-methyloxan-2-yl]oxycarbonyl-2-hydroxy-6b-(hydroxymethyl)-4,6a,11,11,14b-pentamethyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicene-4-carboxylic acid
—— 8-(4,11-Dihydroxy-12-methoxy-2,5,14-trimethyl-8-oxo-9,18-dioxa-20-azabicyclo[15.2.1]icosa-1(19),2,6,17(20)-tetraen-10-yl)-2-hydroxy-2,7-dimethylocta-4,7-dienoic acid —— C31H45NO9
8-(4,11-Dihydroxy-12-methoxy-2,5,14-trimethyl-8-oxo-9,18-dioxa-20-azabicyclo[15.2.1]icosa-1(19),2,6,17(20)-tetraen-10-yl)-2-hydroxy-2,7-dimethylocta-4,7-dienoic acid
—— 8-[3-Acetyloxy-5-[8-(5-acetyloxy-2,3-dihydroxyphenyl)-2-methyl-6-methylideneoct-2-en-7-ynoyl]oxy-4-hydroxy-6-oxocyclohexen-1-yl]-2-methyl-6-methylideneoct-2-en-7-ynoic acid —— C36H36O12
8-[3-Acetyloxy-5-[8-(5-acetyloxy-2,3-dihydroxyphenyl)-2-methyl-6-methylideneoct-2-en-7-ynoyl]oxy-4-hydroxy-6-oxocyclohexen-1-yl]-2-methyl-6-methylideneoct-2-en-7-ynoic acid
—— 8-(Hydroxymethyl)-3-(4-hydroxyphenyl)-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one —— C22H22O10
8-(Hydroxymethyl)-3-(4-hydroxyphenyl)-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-4-one