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中文名称 英文名称 CAS号 化学式 结构式图片
—— 6-Hydroxy-2,4,4-trimethyl-3-[3,7,12,16-tetramethyl-18-(2,3,6-trimethylphenyl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexa-2,5-dien-1-one —— C40H48O2
6-Hydroxy-2,4,4-trimethyl-3-[3,7,12,16-tetramethyl-18-(2,3,6-trimethylphenyl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohexa-2,5-dien-1-one
—— 6-[[8a-[3-[5-Acetyloxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5-[3,4-dihydroxy-6-methyl-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxycarbonyl-4-formyl-8-hydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid —— C72H112O38
6-[[8a-[3-[5-Acetyloxy-3,4-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5-[3,4-dihydroxy-6-methyl-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]oxy-4-hydroxy-6-methyloxan-2-yl]oxycarbonyl-4-formyl-8-hydroxy-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid
—— (6-methoxy-2-oxo-1H-quinolin-3-yl)methyl 3,5-dimethoxybenzoate —— C20H19NO6
(6-methoxy-2-oxo-1H-quinolin-3-yl)methyl 3,5-dimethoxybenzoate
—— [6-[[2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-8aH-chromen-1-ium-3-yl]oxy]-3,4-dihydroxy-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]methyl 3-[4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]prop-2-enoate —— C47H57O27+
[6-[[2-(3,4-dihydroxyphenyl)-7-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-8aH-chromen-1-ium-3-yl]oxy]-3,4-dihydroxy-5-(3,4,5-trihydroxyoxan-2-yl)oxyoxan-2-yl]methyl 3-[4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]prop-2-enoate
—— 6-Methyl-13-[2-(methylamino)ethylamino]hexacyclo[10.7.1.12,6.01,9.09,18.014,18]henicosane-2,8-diol —— C25H42N2O2
6-Methyl-13-[2-(methylamino)ethylamino]hexacyclo[10.7.1.12,6.01,9.09,18.014,18]henicosane-2,8-diol
—— 6-(3-Methoxypropyl)-2-(3,4,5-trimethoxyphenyl)-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione —— C27H31N3O6
6-(3-Methoxypropyl)-2-(3,4,5-trimethoxyphenyl)-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione
—— (6-Oxobenzo[c]chromen-3-yl) 2-[(4-methylphenyl)sulfonylamino]-3-phenylpropanoate —— C29H23NO6S
(6-Oxobenzo[c]chromen-3-yl) 2-[(4-methylphenyl)sulfonylamino]-3-phenylpropanoate
—— 6-[2-[1-hydroxy-6-(hydroxymethyl)-1,4,4-trimethyl-2,3,3a,5,8,8a-hexahydroazulen-5-yl]ethyl]-2,2,5a,7-tetramethyl-4,5,6,8,9,9a-hexahydro-3H-benzo[b]oxepine-3,7-diol —— C30H52O5
6-[2-[1-hydroxy-6-(hydroxymethyl)-1,4,4-trimethyl-2,3,3a,5,8,8a-hexahydroazulen-5-yl]ethyl]-2,2,5a,7-tetramethyl-4,5,6,8,9,9a-hexahydro-3H-benzo[b]oxepine-3,7-diol
—— 6-[[8-Acetyloxy-5,8a-bis(hydroxymethyl)-5,6a,6b,11,11,14b-hexamethyl-9,10-bis(2-methylbut-2-enoyloxy)-1,2,3,4,4a,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3,5-dihydroxy-4-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid —— C53H80O19
6-[[8-Acetyloxy-5,8a-bis(hydroxymethyl)-5,6a,6b,11,11,14b-hexamethyl-9,10-bis(2-methylbut-2-enoyloxy)-1,2,3,4,4a,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-3,5-dihydroxy-4-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid
—— 6-[(7-acetamido-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-10-yl)amino]-N-(3-hydroxypropyl)hexanamide —— C30H41N3O7
6-[(7-acetamido-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-10-yl)amino]-N-(3-hydroxypropyl)hexanamide
—— 6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid —— C53H84O23
6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3-(3,4,5-trihydroxyoxan-2-yl)oxyoxane-2-carboxylic acid
—— 6,7-dimethoxy-2,3-dimethyl-1,4-naphtoquinone 121138-75-8 C14H14O4
6,7-dimethoxy-2,3-dimethyl-1,4-naphtoquinone
—— 6-[(4-Methylphenyl)methylideneamino]-2-phenyl-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione —— C28H24N4O2
6-[(4-Methylphenyl)methylideneamino]-2-phenyl-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione
—— 6-hydroxy-4'-methylaurone —— C16H12O3
6-hydroxy-4'-methylaurone
—— 6,8-Dihydroxy-3,4,7-trimethyl-3,4-dihydroisochromen-1-one —— C12H14O4
6,8-Dihydroxy-3,4,7-trimethyl-3,4-dihydroisochromen-1-one
—— 6-Hydroxyhex-4-en-3-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate —— C16H19F3O4
6-Hydroxyhex-4-en-3-yl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
—— (6,8,9-Trihydroxy-6,9-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9a,9b-hexahydroazuleno[4,5-b]furan-4-yl) acetate —— C17H22O7
(6,8,9-Trihydroxy-6,9-dimethyl-3-methylidene-2-oxo-3a,4,5,8,9a,9b-hexahydroazuleno[4,5-b]furan-4-yl) acetate
—— [6-[7-[3,4-dihydroxy-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxy-10-hydroxy-9-methoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromen-5-yl]-10-hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromen-4-yl] acetate —— C40H46O15
[6-[7-[3,4-dihydroxy-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxy-10-hydroxy-9-methoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromen-5-yl]-10-hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromen-4-yl] acetate
—— [6,10-Bis(hydroxymethyl)-3-methylidene-2-oxo-3a,4,7,8,11,11a-hexahydrocyclodeca[b]furan-4-yl] 2-methylbut-2-enoate —— C20H26O6
[6,10-Bis(hydroxymethyl)-3-methylidene-2-oxo-3a,4,7,8,11,11a-hexahydrocyclodeca[b]furan-4-yl] 2-methylbut-2-enoate
—— 6,3',4'-trimethoxyaurone —— C18H16O5
6,3',4'-trimethoxyaurone
—— 6-[[5-Carboxy-6-(methoxymethyl)-1,2,8,25,25-pentamethyl-24-octacyclo[13.13.1.18,12.02,13.05,12.017,22.021,26.021,29]triaconta-10,13-dienyl]oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid —— C44H64O10
6-[[5-Carboxy-6-(methoxymethyl)-1,2,8,25,25-pentamethyl-24-octacyclo[13.13.1.18,12.02,13.05,12.017,22.021,26.021,29]triaconta-10,13-dienyl]oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid
—— (6,15-Dihydroxy-5,5,9-trimethyl-14-methylidene-3,11-dioxo-8-tetracyclo[11.2.1.01,10.04,9]hexadecanyl) acetate —— C22H30O6
(6,15-Dihydroxy-5,5,9-trimethyl-14-methylidene-3,11-dioxo-8-tetracyclo[11.2.1.01,10.04,9]hexadecanyl) acetate
—— 6-[(9b-Hydroxy-6,6,9a-trimethyl-1-oxo-3,5,5a,7,8,9-hexahydrobenzo[e][2]benzofuran-5-yl)oxy]-6-oxohexa-2,4-dienoic acid —— C21H26O7
6-[(9b-Hydroxy-6,6,9a-trimethyl-1-oxo-3,5,5a,7,8,9-hexahydrobenzo[e][2]benzofuran-5-yl)oxy]-6-oxohexa-2,4-dienoic acid
—— 6-(7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl)-4-hydroxy-2-methyl-3-oxoheptanoic acid —— C30H44O8
6-(7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl)-4-hydroxy-2-methyl-3-oxoheptanoic acid
—— 6-[(2-Chlorophenyl)methoxy]-2-[(1-ethyl-5-methoxyindol-3-yl)methylidene]-1-benzofuran-3-one —— C27H22ClNO4
6-[(2-Chlorophenyl)methoxy]-2-[(1-ethyl-5-methoxyindol-3-yl)methylidene]-1-benzofuran-3-one
—— 6-Amino-10,11,15,15-tetramethyl-2-oxatetracyclo[8.8.0.01,14.03,8]octadeca-3(8),5-diene-4,7-dione —— C21H29NO3
6-Amino-10,11,15,15-tetramethyl-2-oxatetracyclo[8.8.0.01,14.03,8]octadeca-3(8),5-diene-4,7-dione
—— 6-(3-Hydroxy-2-methylpropylidene)-8-methyl-1,2,3,5,7,8a-hexahydroindolizin-8-ol —— C13H23NO2
6-(3-Hydroxy-2-methylpropylidene)-8-methyl-1,2,3,5,7,8a-hexahydroindolizin-8-ol
—— 6-[3-(2-carboxyacetyl)oxy-4,4,10,13,14-pentamethyl-2,3,5,6,7,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-2,3-dimethyl-4-oxoheptanoic acid —— C34H52O7
6-[3-(2-carboxyacetyl)oxy-4,4,10,13,14-pentamethyl-2,3,5,6,7,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-2,3-dimethyl-4-oxoheptanoic acid
—— 6-ethyl-10-methyl-3-(1-phenylethyl)-3,4-dihydrochromeno[6,7-e][1,3]oxazin-8(2H)-one —— C22H23NO3
6-ethyl-10-methyl-3-(1-phenylethyl)-3,4-dihydrochromeno[6,7-e][1,3]oxazin-8(2H)-one
—— 6'-desmethylcandidusin B —— C19H14O7
6'-desmethylcandidusin B
—— [6-[[3,4-Dihydroxy-6-(hydroxymethyl)-5-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxymethyl]-3,4,5-trihydroxyoxan-2-yl] 9-[3-[3,5-dihydroxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxy-8-(hydroxymethyl)-5a,5b,8,11a-tetramethyl-1-propan-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13b-tetradecahydrocyclopenta[a]chrysene-3a-carboxylate —— C65H106O31
[6-[[3,4-Dihydroxy-6-(hydroxymethyl)-5-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxymethyl]-3,4,5-trihydroxyoxan-2-yl] 9-[3-[3,5-dihydroxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-4,5-dihydroxyoxan-2-yl]oxy-8-(hydroxymethyl)-5a,5b,8,11a-tetramethyl-1-propan-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13b-tetradecahydrocyclopenta[a]chrysene-3a-carboxylate
—— [6,12-dihydroxy-4,4,8,10,14-pentamethyl-17-[6-methyl-2-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhept-5-en-2-yl]-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] formate —— C37H62O10
[6,12-dihydroxy-4,4,8,10,14-pentamethyl-17-[6-methyl-2-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhept-5-en-2-yl]-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] formate
—— 6'-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxochromen-7-yl]oxy-3',4',5',9,10,11-hexahydroxy-3-oxospiro[2,12-dioxabicyclo[6.3.1]dodec-6-yne-4,2'-oxane]-8-carboxylic acid —— C30H26O18
6'-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxochromen-7-yl]oxy-3',4',5',9,10,11-hexahydroxy-3-oxospiro[2,12-dioxabicyclo[6.3.1]dodec-6-yne-4,2'-oxane]-8-carboxylic acid
—— 6,7-Dihydroxy-1,4a-dimethyl-9-oxo-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid —— C20H30O5
6,7-Dihydroxy-1,4a-dimethyl-9-oxo-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid
—— 6-(5-phenoxytetrazol-1-yl)-N-(3-phenylpropyl)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3-amine —— C22H25N5O3
6-(5-phenoxytetrazol-1-yl)-N-(3-phenylpropyl)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3-amine
—— 6,7-Dihydroxy-1,5,9-trimethyl-11,14,15-trioxatetracyclo[10.2.1.04,13.08,13]pentadecan-10-one —— C15H22O6
6,7-Dihydroxy-1,5,9-trimethyl-11,14,15-trioxatetracyclo[10.2.1.04,13.08,13]pentadecan-10-one
—— (6,6,9a-trimethyl-3-oxo-5,5a,7,8,9,9b-hexahydro-1H-benzo[e][2]benzofuran-5-yl) acetate —— C17H24O4
(6,6,9a-trimethyl-3-oxo-5,5a,7,8,9,9b-hexahydro-1H-benzo[e][2]benzofuran-5-yl) acetate
—— 6-[2-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxochromen-7-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid —— C27H28O17
6-[2-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxochromen-7-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid
—— 6-[8-(2,3-Dihydroxypropyl)-7-(3-hydroxyoct-1-enyl)-5,6,9,10,11,12-hexahydrobenzo[10]annulen-10-yl]hexanoic acid —— C31H48O5
6-[8-(2,3-Dihydroxypropyl)-7-(3-hydroxyoct-1-enyl)-5,6,9,10,11,12-hexahydrobenzo[10]annulen-10-yl]hexanoic acid
—— 6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carboxylic acid —— C48H76O18
6-[[4,4,6a,6b,11,11,14b-Heptamethyl-8a-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycarbonyl-1,2,3,4a,5,6,7,8,9,10,12,12a,14,14a-tetradecahydropicen-3-yl]oxy]-4-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carboxylic acid
—— 6,8-diprenyleriodictyol —— C25H28O6
6,8-diprenyleriodictyol
—— 6-[2-[2-[4-(Cyclohexylmethyl)-3,4-dihydronaphthalen-2-yl]-4-hydroxyphenyl]-5,6-dihydroxy-4-oxochromen-7-yl]oxy-4-[(diaminomethylideneamino)methyl]-3,4,5-trihydroxyoxane-2-carboxylic acid —— C40H43N3O12
6-[2-[2-[4-(Cyclohexylmethyl)-3,4-dihydronaphthalen-2-yl]-4-hydroxyphenyl]-5,6-dihydroxy-4-oxochromen-7-yl]oxy-4-[(diaminomethylideneamino)methyl]-3,4,5-trihydroxyoxane-2-carboxylic acid
—— 6-Hydroxy-3,3-dimethylpyrano[3,2-f]chromen-8-one —— C14H12O4
6-Hydroxy-3,3-dimethylpyrano[3,2-f]chromen-8-one
—— 6-Acetyloxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.01,10.04,9]hexadecane-5-carboxylic acid —— C22H32O4
6-Acetyloxy-5,9-dimethyl-14-methylidenetetracyclo[11.2.1.01,10.04,9]hexadecane-5-carboxylic acid
—— 6,7,14-Trihydroxy-16-methoxy-4-methyl-3-oxabicyclo[10.4.0]hexadeca-1(12),13,15-trien-2-one —— C17H24O6
6,7,14-Trihydroxy-16-methoxy-4-methyl-3-oxabicyclo[10.4.0]hexadeca-1(12),13,15-trien-2-one
—— 6,7-dimethoxy-3-((2-methoxyphenyl)amino)isobenzofuran-1(3H)-one —— C17H17NO5
6,7-dimethoxy-3-((2-methoxyphenyl)amino)isobenzofuran-1(3H)-one
—— 6,7-dimethoxy-4-methyl-3-(2-oxo-2-(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)ethyl)-2H-chromen-2-one —— C24H31NO5
6,7-dimethoxy-4-methyl-3-(2-oxo-2-(1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl)ethyl)-2H-chromen-2-one
—— 6-Hydroxyhexadeca-7,9,12-trienoic acid —— C16H26O3
6-Hydroxyhexadeca-7,9,12-trienoic acid
—— 6-(2-hexadecoxyethyl)-2-(hydroxymethyl)-2,5,7-trimethyl-3H-inden-1-one —— C31H52O3
6-(2-hexadecoxyethyl)-2-(hydroxymethyl)-2,5,7-trimethyl-3H-inden-1-one
—— 6-[[2-Acetyloxy-22-butanoyloxy-23-hydroxy-4,5,9,9,13,20,20-heptamethyl-21-(2-methylbut-2-enoyloxy)-24-oxahexacyclo[15.5.2.01,18.04,17.05,14.08,13]tetracosan-10-yl]oxy]-4-[4,5-dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-3-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carboxylic acid —— C65H102O29
6-[[2-Acetyloxy-22-butanoyloxy-23-hydroxy-4,5,9,9,13,20,20-heptamethyl-21-(2-methylbut-2-enoyloxy)-24-oxahexacyclo[15.5.2.01,18.04,17.05,14.08,13]tetracosan-10-yl]oxy]-4-[4,5-dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-3-hydroxy-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carboxylic acid