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中文名称 英文名称 CAS号 化学式 结构式图片
—— 8a-[3-[5-[5-[4,5-Dihydroxy-5-[[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxolan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]oxy-3,4-dihydroxy-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 —— C64H102O33
8a-[3-[5-[5-[4,5-Dihydroxy-5-[[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxolan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]oxy-3,4-dihydroxy-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-hydroxy-3-hydroxymethyl-9-oxo-9H-xanthene-1-carboxylic acid methyl ester —— C16H12O6
8-hydroxy-3-hydroxymethyl-9-oxo-9H-xanthene-1-carboxylic acid methyl ester
—— 8-Hydroxy-4,8,12-trimethyl-2,14-dioxatetracyclo[9.2.1.01,5.07,11]tetradeca-4,12-dien-3-one —— C15H18O4
8-Hydroxy-4,8,12-trimethyl-2,14-dioxatetracyclo[9.2.1.01,5.07,11]tetradeca-4,12-dien-3-one
—— 8-(3,5-dihydroxy-4-methoxyphenyl)-5,9-dihydroxy-9,10-dihydro-8H-pyrano[2,3-h]chromen-2-one —— C19H16O8
8-(3,5-dihydroxy-4-methoxyphenyl)-5,9-dihydroxy-9,10-dihydro-8H-pyrano[2,3-h]chromen-2-one
—— 8-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(pyridin-4-ylmethylidene)-7,9-dihydrofuro[2,3-f][1,3]benzoxazin-3-one —— C24H18N2O5
8-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(pyridin-4-ylmethylidene)-7,9-dihydrofuro[2,3-f][1,3]benzoxazin-3-one
—— 8-Ethyl-1,6,7,10,11-pentahydroxy-7,8,9,10-tetrahydrotetracene-5,12-dione —— C20H18O7
8-Ethyl-1,6,7,10,11-pentahydroxy-7,8,9,10-tetrahydrotetracene-5,12-dione
—— 8-Methyl-1'-[[4-(trifluoromethoxy)phenyl]methyl]spiro[1,3,4,7,9,9a-hexahydropyrazino[2,1-c][1,4]oxazine-6,3'-azetidine] —— C18H24F3N3O2
8-Methyl-1'-[[4-(trifluoromethoxy)phenyl]methyl]spiro[1,3,4,7,9,9a-hexahydropyrazino[2,1-c][1,4]oxazine-6,3'-azetidine]
—— 8-Hydroxytetradec-9-en-11,13-diyn-2-one —— C14H18O2
8-Hydroxytetradec-9-en-11,13-diyn-2-one
—— 8-({[2-(4-ethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}sulfanyl)-9-methyl-1,9-dihydro-6H-purin-6-one —— C19H19N5O3S
8-({[2-(4-ethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methyl}sulfanyl)-9-methyl-1,9-dihydro-6H-purin-6-one
—— 8-(azepanium-1-ylmethyl)-3-(2,4-dimethoxyphenyl)-2-oxo-2H-chromen-7-olate —— C24H27NO5
8-(azepanium-1-ylmethyl)-3-(2,4-dimethoxyphenyl)-2-oxo-2H-chromen-7-olate
—— 8-[3-[1,6a-Dihydroxy-2-(1-hydroxy-10-methyl-6-methylideneundeca-2,4,9-trien-2-yl)-10-(3-hydroxypropyl)-1,2,3,3a,4,5,6,7,8,10-decahydrocyclopenta[j]naphthalen-9-ylidene]-2-oxobutyl]-4-amino-3,4-dihydro-1,3-benzoxazin-2-one —— C41H56N2O7
8-[3-[1,6a-Dihydroxy-2-(1-hydroxy-10-methyl-6-methylideneundeca-2,4,9-trien-2-yl)-10-(3-hydroxypropyl)-1,2,3,3a,4,5,6,7,8,10-decahydrocyclopenta[j]naphthalen-9-ylidene]-2-oxobutyl]-4-amino-3,4-dihydro-1,3-benzoxazin-2-one
—— 8-Methoxy-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,4,13,17-tetraoxapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(14),5,7,9,11,15,19,21-octaen-18-one —— C25H22O12
8-Methoxy-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,4,13,17-tetraoxapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(14),5,7,9,11,15,19,21-octaen-18-one
—— 8,12-Bis(hydroxymethyl)-4,12,15-trimethyltetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-diene-1,5,6,13-tetrol —— C20H30O6
8,12-Bis(hydroxymethyl)-4,12,15-trimethyltetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-diene-1,5,6,13-tetrol
—— (8,11-Dihydroxy-5,5,9-trimethyl-14-methylidene-15-oxo-6-tetracyclo[11.2.1.01,10.04,9]hexadecanyl) acetate —— C22H32O5
(8,11-Dihydroxy-5,5,9-trimethyl-14-methylidene-15-oxo-6-tetracyclo[11.2.1.01,10.04,9]hexadecanyl) acetate
—— 8,12-Dihydroxy-1,2-dimethyl-21-(2-methylbut-3-en-2-yl)-7-prop-1-en-2-yl-6,10-dioxa-24-azahexacyclo[13.10.0.02,12.05,11.09,11.018,23]pentacosa-18(23),19,21-triene-17,25-dione —— C32H41NO6
8,12-Dihydroxy-1,2-dimethyl-21-(2-methylbut-3-en-2-yl)-7-prop-1-en-2-yl-6,10-dioxa-24-azahexacyclo[13.10.0.02,12.05,11.09,11.018,23]pentacosa-18(23),19,21-triene-17,25-dione
—— 8-(propan-2-yloxymethoxy)-2,5,6,7-tetrahydro-1H-pyrrolizin-3-one —— C11H19NO3
8-(propan-2-yloxymethoxy)-2,5,6,7-tetrahydro-1H-pyrrolizin-3-one
—— 8-chloro-N-(8-chloroocta-3,7-dien-2-yl)-7-methylocta-2,4,7-trienamide —— C17H23Cl2NO
8-chloro-N-(8-chloroocta-3,7-dien-2-yl)-7-methylocta-2,4,7-trienamide
—— [8-[(6,8-Dimethoxy-2-oxochromen-7-yl)oxymethyl]-4,4,8a-trimethyl-7-methylidene-3-oxo-1,2,4a,5,6,8-hexahydronaphthalen-2-yl] acetate —— C28H34O8
[8-[(6,8-Dimethoxy-2-oxochromen-7-yl)oxymethyl]-4,4,8a-trimethyl-7-methylidene-3-oxo-1,2,4a,5,6,8-hexahydronaphthalen-2-yl] acetate
—— (8-Hydroxy-5-methyl-9,14-dimethylidene-13-oxo-4,12-dioxatricyclo[9.3.0.03,5]tetradecan-2-yl) 2-methylbut-2-enoate —— C20H26O6
(8-Hydroxy-5-methyl-9,14-dimethylidene-13-oxo-4,12-dioxatricyclo[9.3.0.03,5]tetradecan-2-yl) 2-methylbut-2-enoate
—— (8-methoxy-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)[3-(5-methyl-1H-tetrazol-1-yl)phenyl]methanone —— C21H20N6O2
(8-methoxy-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)[3-(5-methyl-1H-tetrazol-1-yl)phenyl]methanone
—— 8-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]oxy-5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one —— C26H28O15
8-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]oxy-5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one
—— [8-(Acetyloxymethyl)-6-hydroxy-4,12,12,15-tetramethyl-5-oxo-13-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] 2-methylpropanoate —— C26H36O6
[8-(Acetyloxymethyl)-6-hydroxy-4,12,12,15-tetramethyl-5-oxo-13-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] 2-methylpropanoate
—— 8a-Methyl-4-methylidene-6-propan-2-yl-1,2,3,4a,5,8-hexahydronaphthalen-2-ol —— C15H24O
8a-Methyl-4-methylidene-6-propan-2-yl-1,2,3,4a,5,8-hexahydronaphthalen-2-ol
—— 8-(5,6-Dihydroxy-6-methylheptan-2-yl)-4-hydroxy-5-methyl-5,6,7,8-tetrahydronaphthalene-2-carboxylic acid —— C20H30O5
8-(5,6-Dihydroxy-6-methylheptan-2-yl)-4-hydroxy-5-methyl-5,6,7,8-tetrahydronaphthalene-2-carboxylic acid
—— 8-(3-chloro-2-hydroxy-3-methylbutoxy)psoralen 68006-86-0 C16H15ClO5
8-(3-chloro-2-hydroxy-3-methylbutoxy)psoralen
—— 8,17,20-Trihydroxy-1,3',4',6,6,10,17,21-octamethylspiro[14-oxapentacyclo[11.7.1.02,11.05,10.018,21]henicosa-2,11-diene-15,5'-furan]-2',7-dione —— C31H42O7
8,17,20-Trihydroxy-1,3',4',6,6,10,17,21-octamethylspiro[14-oxapentacyclo[11.7.1.02,11.05,10.018,21]henicosa-2,11-diene-15,5'-furan]-2',7-dione
—— 8-Methyl-5-(oxan-4-yl)-2-oxa-5,8,14-triazatricyclo[8.4.0.03,7]tetradeca-1(10),11,13-trien-9-one —— C16H21N3O3
8-Methyl-5-(oxan-4-yl)-2-oxa-5,8,14-triazatricyclo[8.4.0.03,7]tetradeca-1(10),11,13-trien-9-one
—— 8H-benzo[c]indolo[3,2,1-ij][1,5]naphthyridin-8-one 38478-71-6 C18H10N2O
8H-benzo[c]indolo[3,2,1-ij][1,5]naphthyridin-8-one
—— 8-(2-Hydroxypropan-2-yl)-1,2,5,15,19,19-hexamethyl-9-oxapentacyclo[12.8.0.02,11.05,10.015,20]docosan-18-one —— C30H50O3
8-(2-Hydroxypropan-2-yl)-1,2,5,15,19,19-hexamethyl-9-oxapentacyclo[12.8.0.02,11.05,10.015,20]docosan-18-one
—— 8-((4-ethylpiperazin-1-yl)methyl)-7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one —— C23H26N2O4
8-((4-ethylpiperazin-1-yl)methyl)-7-hydroxy-3-(4-methoxyphenyl)-4H-chromen-4-one
—— 8-Hydroxy-3-(4-hydroxy-3-methoxyphenyl)-2,6,7-trimethoxychromen-4-one —— C19H18O8
8-Hydroxy-3-(4-hydroxy-3-methoxyphenyl)-2,6,7-trimethoxychromen-4-one
—— 8a-[3-[4-[3,4-Dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-5-[4-[3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxycarbonyl-3-[3-[4,5-dihydroxy-6-(hydroxymethyl)-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,8-dihydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicene-4-carboxylic acid —— C74H118O42
8a-[3-[4-[3,4-Dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-5-[4-[3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxycarbonyl-3-[3-[4,5-dihydroxy-6-(hydroxymethyl)-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,8-dihydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicene-4-carboxylic acid
—— 8,19-Dihydroxy-1,7,7,11,16,20,20-heptamethylpentacyclo[13.8.0.03,12.06,11.016,21]tricos-3-en-5-one —— C30H48O3
8,19-Dihydroxy-1,7,7,11,16,20,20-heptamethylpentacyclo[13.8.0.03,12.06,11.016,21]tricos-3-en-5-one
—— 8a-[3-[4-[3,4-Dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-5-[4-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-5-[3-(4-methoxyphenyl)prop-2-enoyloxy]-6-methyl-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-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 —— C79H118O38
8a-[3-[4-[3,4-Dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-5-[4-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-3,5-dihydroxyoxan-2-yl]oxy-3-hydroxy-6-methyloxan-2-yl]oxy-5-[3-(4-methoxyphenyl)prop-2-enoyloxy]-6-methyl-4-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-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
—— 8,16-Dihydroxy-4,15-dimethoxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.02,7.013,17]heptadec-4-ene-3,11-dione —— C22H32O7
8,16-Dihydroxy-4,15-dimethoxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.02,7.013,17]heptadec-4-ene-3,11-dione
—— 8-Formyl-12-hydroxy-4-methyl-13-methylidenetetracyclo[10.2.1.01,9.03,8]pentadecane-2,4-dicarboxylic acid —— C20H26O6
8-Formyl-12-hydroxy-4-methyl-13-methylidenetetracyclo[10.2.1.01,9.03,8]pentadecane-2,4-dicarboxylic acid
—— (8-Acetyloxy-14-chloro-2-hydroxy-4,9,18-trimethyl-13-methylidene-17-oxo-5,16,19-trioxapentacyclo[10.6.1.01,15.03,9.04,6]nonadecan-10-yl) acetate —— C24H31ClO9
(8-Acetyloxy-14-chloro-2-hydroxy-4,9,18-trimethyl-13-methylidene-17-oxo-5,16,19-trioxapentacyclo[10.6.1.01,15.03,9.04,6]nonadecan-10-yl) acetate
—— (8-acetyl-5a,9b-dimethyl-3-prop-1-en-2-yl-2,3,3a,4,5,6,7,8,9,9a-decahydro-1H-cyclopenta[a]naphthalen-7-yl) acetate —— C22H34O3
(8-acetyl-5a,9b-dimethyl-3-prop-1-en-2-yl-2,3,3a,4,5,6,7,8,9,9a-decahydro-1H-cyclopenta[a]naphthalen-7-yl) acetate
—— [8,14-dihydroxy-3-[3-hydroxy-4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxyoxan-2-yl]oxy-10,13-dimethyl-17-[1-(2-methylbutanoyloxy)ethyl]-2,3,4,5,6,7,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-12-yl] benzoate —— C52H80O21
[8,14-dihydroxy-3-[3-hydroxy-4-methoxy-6-methyl-5-[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxyoxan-2-yl]oxy-10,13-dimethyl-17-[1-(2-methylbutanoyloxy)ethyl]-2,3,4,5,6,7,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-12-yl] benzoate
—— 8-[22,25-Dihydroxy-21,40-dimethyl-3-oxo-26-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2,11,15,35,39-pentaoxapentacyclo[32.2.2.112,16.120,24.010,14]tetraconta-4,6,8,17,27,31,37-heptaen-36-yl]-6-methylnon-7-enoic acid —— C53H76O15
8-[22,25-Dihydroxy-21,40-dimethyl-3-oxo-26-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2,11,15,35,39-pentaoxapentacyclo[32.2.2.112,16.120,24.010,14]tetraconta-4,6,8,17,27,31,37-heptaen-36-yl]-6-methylnon-7-enoic acid
—— 8-[2-[3-[[3-Hydroxy-2-methyl-4-[[2-[3-methyl-6-[2-(3-methyloxiran-2-yl)-2-oxoethyl]oxan-2-yl]acetyl]amino]butanoyl]amino]propyl]-3-methyl-1,7-dioxaspiro[5.5]undecan-8-yl]-4,6-dimethyloct-4-enoic acid —— C41H68N2O10
8-[2-[3-[[3-Hydroxy-2-methyl-4-[[2-[3-methyl-6-[2-(3-methyloxiran-2-yl)-2-oxoethyl]oxan-2-yl]acetyl]amino]butanoyl]amino]propyl]-3-methyl-1,7-dioxaspiro[5.5]undecan-8-yl]-4,6-dimethyloct-4-enoic acid
—— (8-Methyl-8-oxido-8-azoniabicyclo[3.2.1]octan-3-yl) 2-methylbut-2-enoate —— C13H21NO3
(8-Methyl-8-oxido-8-azoniabicyclo[3.2.1]octan-3-yl) 2-methylbut-2-enoate
—— 8-bromo-1-[[4-(trifluoromethyl)phenyl]methyl]-5H-4,1-benzoxazepin-2-one —— C17H13BrF3NO2
8-bromo-1-[[4-(trifluoromethyl)phenyl]methyl]-5H-4,1-benzoxazepin-2-one
—— (8-Furan-2-yl-2-methylsulfanyl-pyrazolo[1,5-a][1,3,5]triazin-4-yl)-methyl-phenyl-amine —— C17H15N5OS
(8-Furan-2-yl-2-methylsulfanyl-pyrazolo[1,5-a][1,3,5]triazin-4-yl)-methyl-phenyl-amine
—— 8-[2-(2-Carboxyethyl)-3-hydroxy-5-oxocyclopentyl]-6-oxooctanoic acid —— C16H24O7
8-[2-(2-Carboxyethyl)-3-hydroxy-5-oxocyclopentyl]-6-oxooctanoic acid
—— [8-[[5-Hydroxy-10-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,9-dioxatricyclo[4.4.0.02,4]dec-7-en-2-yl]methoxy]-3,7-dimethyl-8-oxoocta-2,6-dienyl] 8-hydroxy-2,6-dimethylocta-2,6-dienoate —— C35H50O14
[8-[[5-Hydroxy-10-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,9-dioxatricyclo[4.4.0.02,4]dec-7-en-2-yl]methoxy]-3,7-dimethyl-8-oxoocta-2,6-dienyl] 8-hydroxy-2,6-dimethylocta-2,6-dienoate
—— (8-Hydroxy-3,4,5,19-tetramethoxy-9,10-dimethyl-15,17-dioxatetracyclo[10.7.0.02,7.014,18]nonadeca-1(19),2,4,6,12,14(18)-hexaen-11-yl) acetate —— C25H30O9
(8-Hydroxy-3,4,5,19-tetramethoxy-9,10-dimethyl-15,17-dioxatetracyclo[10.7.0.02,7.014,18]nonadeca-1(19),2,4,6,12,14(18)-hexaen-11-yl) acetate
—— [8,10,13-Trimethyl-17-[1-(methylamino)ethyl]-3-(2-methylbut-2-enoylamino)-3,4,7,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-4-yl] acetate —— C30H46N2O3
[8,10,13-Trimethyl-17-[1-(methylamino)ethyl]-3-(2-methylbut-2-enoylamino)-3,4,7,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-4-yl] acetate
—— 8-(4-hydroxy-3,5-dimethoxyphenyl)-7,8-dihydro[1,3]dioxolo[4,5-g]chromen-6-one 1240483-58-2 C18H16O7
8-(4-hydroxy-3,5-dimethoxyphenyl)-7,8-dihydro[1,3]dioxolo[4,5-g]chromen-6-one
—— (8-acetyloxy-7-hydroxy-3,6-dimethylidene-2-oxo-4,5,6a,7,8,9,9a,9b-octahydro-3aH-azuleno[8,7-b]furan-9-yl)methyl 2-methylbutanoate —— C22H30O7
(8-acetyloxy-7-hydroxy-3,6-dimethylidene-2-oxo-4,5,6a,7,8,9,9a,9b-octahydro-3aH-azuleno[8,7-b]furan-9-yl)methyl 2-methylbutanoate