摩熵化学
数据库官网
小程序
打开微信扫一扫
首页 分子通 化学资讯 化学百科 反应查询 关于我们
请输入关键词
历史搜索
    热门化合物HOT
    • 喹啉
    • 水杨醛
    • 二溴甲烷
    • 谷胱甘肽
    • L-乳酸
    • 苯巴比妥
    • 辣椒碱
    • 非那明
    • 百草枯
    • 联苯烯
    首页 分子通 字母
    按分子首字母查询
    按分子CAS号查询
    中文名称 英文名称 CAS号 化学式 结构式图片
    —— [6-[4-(3,3-Dimethyloxiran-2-yl)-3-(2-methylbut-2-enoyloxy)but-1-en-2-yl]-3,5-dihydroxy-3-methyl-4-(2-methylbut-2-enoyloxy)-2-oxocyclohexyl] 2-methylbut-2-enoate —— C30H42O10
    [6-[4-(3,3-Dimethyloxiran-2-yl)-3-(2-methylbut-2-enoyloxy)but-1-en-2-yl]-3,5-dihydroxy-3-methyl-4-(2-methylbut-2-enoyloxy)-2-oxocyclohexyl] 2-methylbut-2-enoate
    —— (6,9,14-Trihydroxy-10,14-dimethyl-5-methylidene-18-oxo-7,17,20-trioxahexacyclo[11.5.1.19,12.01,12.04,8.016,19]icos-10-en-2-yl) acetate —— C22H26O9
    (6,9,14-Trihydroxy-10,14-dimethyl-5-methylidene-18-oxo-7,17,20-trioxahexacyclo[11.5.1.19,12.01,12.04,8.016,19]icos-10-en-2-yl) acetate
    —— 6-[[2-Benzamido-3-(4-propan-2-yloxyphenyl)prop-2-enoyl]amino]hexanoic acid —— C25H30N2O5
    6-[[2-Benzamido-3-(4-propan-2-yloxyphenyl)prop-2-enoyl]amino]hexanoic acid
    —— 6,8-dihydroxy-1,4a,6-trimethyl-5-[3-methyl-5-(3-methyl-5-oxo-2H-furan-2-yl)pent-3-enyl]-3,4,5,7,8,8a-hexahydro-2H-naphthalene-1-carbaldehyde —— C25H38O5
    6,8-dihydroxy-1,4a,6-trimethyl-5-[3-methyl-5-(3-methyl-5-oxo-2H-furan-2-yl)pent-3-enyl]-3,4,5,7,8,8a-hexahydro-2H-naphthalene-1-carbaldehyde
    —— 6,10-Bis(hydroxymethyl)-3-methylidene-3a,4,7,8,11,11a-hexahydrocyclodeca[b]furan-2-one —— C15H20O4
    6,10-Bis(hydroxymethyl)-3-methylidene-3a,4,7,8,11,11a-hexahydrocyclodeca[b]furan-2-one
    —— 6-Acetyl-4-[3',4'-dihydroxy-14-(2-hydroxyethyl)-6'-(hydroxymethyl)spiro[12,19-dioxa-16,17-dithia-2,3-diazapentacyclo[12.8.1.11,8.04,8.010,23]tetracosane-20,5'-oxane]-2'-yl]oxy-5,8-dihydroxy-7-methylnaphthalene-2-carboxylic acid —— C39H52N2O13S2
    6-Acetyl-4-[3',4'-dihydroxy-14-(2-hydroxyethyl)-6'-(hydroxymethyl)spiro[12,19-dioxa-16,17-dithia-2,3-diazapentacyclo[12.8.1.11,8.04,8.010,23]tetracosane-20,5'-oxane]-2'-yl]oxy-5,8-dihydroxy-7-methylnaphthalene-2-carboxylic acid
    —— 6-[(7-acetamido-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-10-yl)amino]-N-(2-methylpropyl)hexanamide —— C31H43N3O6
    6-[(7-acetamido-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-10-yl)amino]-N-(2-methylpropyl)hexanamide
    —— 6-methoxy-7-hydroxyflavone 38070-97-2 C16H12O4
    6-methoxy-7-hydroxyflavone
    —— 6,10-Dimethyl-5-[1-(5,6,6-trimethyl-1-pyridin-3-yl-2,7,8-trioxabicyclo[3.2.1]octan-3-yl)ethyl]spiro[13-oxatetracyclo[7.5.0.02,6.012,14]tetradec-8-ene-11,5'-oxolane]-2'-one —— C33H43NO6
    6,10-Dimethyl-5-[1-(5,6,6-trimethyl-1-pyridin-3-yl-2,7,8-trioxabicyclo[3.2.1]octan-3-yl)ethyl]spiro[13-oxatetracyclo[7.5.0.02,6.012,14]tetradec-8-ene-11,5'-oxolane]-2'-one
    —— 6-[18-(4-Hydroxy-2,6,6-trimethylcyclohexen-1-yl)-3,7,12,16-tetramethyloctadeca-3,5,7,9,11,13,15,17-octaenyl]-1,5,5-trimethyl-7-oxabicyclo[4.1.0]heptan-3-ol —— C40H58O3
    6-[18-(4-Hydroxy-2,6,6-trimethylcyclohexen-1-yl)-3,7,12,16-tetramethyloctadeca-3,5,7,9,11,13,15,17-octaenyl]-1,5,5-trimethyl-7-oxabicyclo[4.1.0]heptan-3-ol
    —— 6-(2-hydroxyocta-3,5-dien-2-yl)-2-methyl-2,3-dihydro-1H-pyridin-4-one —— C14H21NO2
    6-(2-hydroxyocta-3,5-dien-2-yl)-2-methyl-2,3-dihydro-1H-pyridin-4-one
    —— 6-(3-Hydroxy-2-methoxy-3-methylbutyl)-7-methoxychromen-2-one —— C16H20O5
    6-(3-Hydroxy-2-methoxy-3-methylbutyl)-7-methoxychromen-2-one
    —— [6-[6-[3-(3,4-dihydroxyphenyl)prop-2-enoyloxymethyl]-4,5-dihydroxy-2-[[7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2H-chromen-1-ium-3-yl]oxy]oxan-3-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl 4-hydroxybenzoate —— C50H55O26+
    [6-[6-[3-(3,4-dihydroxyphenyl)prop-2-enoyloxymethyl]-4,5-dihydroxy-2-[[7-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2H-chromen-1-ium-3-yl]oxy]oxan-3-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl 4-hydroxybenzoate
    —— [6-Acetyloxy-7-(chloromethyl)-3-ethoxy-4a,7-dihydroxy-4-methylidene-1,5,6,7a-tetrahydrocyclopenta[c]pyran-1-yl] 3-methylbutanoate —— C19H29ClO8
    [6-Acetyloxy-7-(chloromethyl)-3-ethoxy-4a,7-dihydroxy-4-methylidene-1,5,6,7a-tetrahydrocyclopenta[c]pyran-1-yl] 3-methylbutanoate
    —— [6-Benzamido-15-[1-(dimethylamino)ethyl]-7-formyl-7,12,16-trimethyl-14-tetracyclo[9.7.0.03,8.012,16]octadec-3-enyl] acetate —— C35H50N2O4
    [6-Benzamido-15-[1-(dimethylamino)ethyl]-7-formyl-7,12,16-trimethyl-14-tetracyclo[9.7.0.03,8.012,16]octadec-3-enyl] acetate
    —— 6-Phospho-gluconsaeure 547753-94-6 C6H13O10P
    6-Phospho-gluconsaeure
    —— 6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-(3,4,5-trihydroxyoxan-2-yl)oxychromen-4-one —— C32H38O19
    6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]-5-hydroxy-2-(4-hydroxyphenyl)-7-(3,4,5-trihydroxyoxan-2-yl)oxychromen-4-one
    —— [6-[(7,8-dihydroxy-4-oxo-2,3-dihydro-1H-naphthalen-1-yl)oxy]-3,4,5-trihydroxyoxan-2-yl]methyl 3,4,5-trihydroxybenzoate —— C23H24O13
    [6-[(7,8-dihydroxy-4-oxo-2,3-dihydro-1H-naphthalen-1-yl)oxy]-3,4,5-trihydroxyoxan-2-yl]methyl 3,4,5-trihydroxybenzoate
    —— 6-methoxy-5-(3-hydroxy-2-oxo-3-methyl-butyl)-angelicin —— C17H16O6
    6-methoxy-5-(3-hydroxy-2-oxo-3-methyl-butyl)-angelicin
    —— 6-Ethyl-7-hydroxy-3-(4-methyl-1,3-thiazol-2-yl)-2-pyrrolidin-2-ylchromen-4-one —— C19H20N2O3S
    6-Ethyl-7-hydroxy-3-(4-methyl-1,3-thiazol-2-yl)-2-pyrrolidin-2-ylchromen-4-one
    —— [6-(6,10-Dimethylundeca-2,4,7-trien-2-yl)-5-hydroxy-3-methyl-4-oxocyclohex-2-en-1-yl] acetate —— C22H32O4
    [6-(6,10-Dimethylundeca-2,4,7-trien-2-yl)-5-hydroxy-3-methyl-4-oxocyclohex-2-en-1-yl] acetate
    —— [6-[2-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-4,5-dihydroxy-2-methyloxan-3-yl] 3-(3,4-dihydroxyphenyl)prop-2-enoate —— C41H44O23
    [6-[2-[2-(3,4-Dihydroxyphenyl)-5-hydroxy-4-oxo-7-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-4,5-dihydroxy-2-methyloxan-3-yl] 3-(3,4-dihydroxyphenyl)prop-2-enoate
    —— [6-[5-Hexadecanoyloxy-3-(5-hexadecanoyloxy-3,4-dihydroxy-6-methyloxan-2-yl)oxy-2-methyl-6-[(7,25,26-trihydroxy-5,24-dimethyl-10-oxo-20-pentyl-2,4,9,21,23-pentaoxatricyclo[20.4.0.03,8]hexacosan-6-yl)oxy]oxan-4-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl 11-[3-[5-[3-hexadecanoyloxy-5-(5-hexadecanoyloxy-3,4-dihydroxy-6-methyloxan-2-yl)oxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxy-6-methyloxan-2-yl]oxyhexadecanoate —— C156H280O50
    [6-[5-Hexadecanoyloxy-3-(5-hexadecanoyloxy-3,4-dihydroxy-6-methyloxan-2-yl)oxy-2-methyl-6-[(7,25,26-trihydroxy-5,24-dimethyl-10-oxo-20-pentyl-2,4,9,21,23-pentaoxatricyclo[20.4.0.03,8]hexacosan-6-yl)oxy]oxan-4-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl 11-[3-[5-[3-hexadecanoyloxy-5-(5-hexadecanoyloxy-3,4-dihydroxy-6-methyloxan-2-yl)oxy-6-methyl-4-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3,4-dihydroxy-6-methyloxan-2-yl]oxy-4,5-dihydroxy-6-methyloxan-2-yl]oxyhexadecanoate
    —— 6-methoxy-N-(3-methoxyphenyl)-1,4-oxazepane-4-carboxamide —— C14H20N2O4
    6-methoxy-N-(3-methoxyphenyl)-1,4-oxazepane-4-carboxamide
    —— 6,7-Dimethoxy-3-methyl-17,19-dioxa-3-azatetracyclo[12.7.0.05,10.016,20]henicosa-1(21),5(10),6,8,14,16(20)-hexaen-12-one —— C21H23NO5
    6,7-Dimethoxy-3-methyl-17,19-dioxa-3-azatetracyclo[12.7.0.05,10.016,20]henicosa-1(21),5(10),6,8,14,16(20)-hexaen-12-one
    —— [6,8,20-trihydroxy-3,11-dimethyl-6-(3-methyl-6-phenylhexyl)-20-[2-(5-oxo-2H-furan-3-yl)ethyl]spiro[17,18-diazapentacyclo[9.7.1.13,7.07,19.012,16]icos-4-ene-14,1'-cyclopentane]-1-yl] acetate —— C45H64N2O7
    [6,8,20-trihydroxy-3,11-dimethyl-6-(3-methyl-6-phenylhexyl)-20-[2-(5-oxo-2H-furan-3-yl)ethyl]spiro[17,18-diazapentacyclo[9.7.1.13,7.07,19.012,16]icos-4-ene-14,1'-cyclopentane]-1-yl] acetate
    —— 6,6-Dimethyl-2-[1-(pyridin-2-ylmethylamino)ethylidene]bicyclo[3.1.0]hexan-3-one —— C16H20N2O
    6,6-Dimethyl-2-[1-(pyridin-2-ylmethylamino)ethylidene]bicyclo[3.1.0]hexan-3-one
    —— 6-[7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-6-(2-phenylethenyl)-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-3,4-dihydroxy-2-(2-hydroxypropyl)hept-2-enoic acid —— C40H54O9
    6-[7,15-dihydroxy-4,4,10,13,14-pentamethyl-3,11-dioxo-6-(2-phenylethenyl)-2,5,6,7,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-3,4-dihydroxy-2-(2-hydroxypropyl)hept-2-enoic acid
    —— [6-[2-[5,7-Dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-4-oxochromen-3-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl acetate —— C31H36O19
    [6-[2-[5,7-Dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-4-oxochromen-3-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxan-2-yl]methyl acetate
    —— 6,10,14-trimethyl-3-methylidene-4,5,8,9,10,12,13,15a-octahydro-3aH-cyclotetradeca[b]furan-2,11-dione —— C20H28O3
    6,10,14-trimethyl-3-methylidene-4,5,8,9,10,12,13,15a-octahydro-3aH-cyclotetradeca[b]furan-2,11-dione
    —— 6-hydroxy-7-(hydroxymethyl)-3-(1H-pyrrol-3-yl)isochromen-1-one —— C14H11NO4
    6-hydroxy-7-(hydroxymethyl)-3-(1H-pyrrol-3-yl)isochromen-1-one
    —— 6-Bromo-17-(4-carboxybutan-2-yl)-10,13-dimethyl-7-oxo-1,2,3,4,5,6,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,12-dicarboxylic acid —— C26H37BrO7
    6-Bromo-17-(4-carboxybutan-2-yl)-10,13-dimethyl-7-oxo-1,2,3,4,5,6,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,12-dicarboxylic acid
    —— 6-Tert-butyl-4-hydroxy-3-methyl-3-prop-2-enyloxan-2-one —— C13H22O3
    6-Tert-butyl-4-hydroxy-3-methyl-3-prop-2-enyloxan-2-one
    —— [6-[[4-(Methylaminomethyl)triazol-1-yl]methyl]-1-azabicyclo[2.2.2]octan-3-yl]-morpholin-4-ylmethanone —— C17H28N6O2
    [6-[[4-(Methylaminomethyl)triazol-1-yl]methyl]-1-azabicyclo[2.2.2]octan-3-yl]-morpholin-4-ylmethanone
    —— 6,10-dihydroxy-5-methoxy-1,1,4a-trimethyl-7-propan-2-yl-3,4-dihydro-2H-phenanthren-9-one —— C21H28O4
    6,10-dihydroxy-5-methoxy-1,1,4a-trimethyl-7-propan-2-yl-3,4-dihydro-2H-phenanthren-9-one
    —— 6-[(8-ethyl-6,8,10,11-tetrahydroxy-7-methoxycarbonyl-5,12-dioxo-9,10-dihydro-7H-tetracen-1-yl)oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid —— C28H28O15
    6-[(8-ethyl-6,8,10,11-tetrahydroxy-7-methoxycarbonyl-5,12-dioxo-9,10-dihydro-7H-tetracen-1-yl)oxy]-3,4,5-trihydroxyoxane-2-carboxylic acid
    —— 6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-9-hydroxy-15-[5-(2-hydroxypropan-2-yl)-2-methyloxolan-2-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.01,3.03,8.012,16]octadecan-14-one —— C42H68O14
    6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]oxy-9-hydroxy-15-[5-(2-hydroxypropan-2-yl)-2-methyloxolan-2-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.01,3.03,8.012,16]octadecan-14-one
    —— 6-[4,5-Dimethyl-3-(3,4,5-trimethoxyphenyl)-2,6-dioxabicyclo[3.1.0]hexan-1-yl]-4-methoxy-1,3-benzodioxole —— C23H26O8
    6-[4,5-Dimethyl-3-(3,4,5-trimethoxyphenyl)-2,6-dioxabicyclo[3.1.0]hexan-1-yl]-4-methoxy-1,3-benzodioxole
    —— 6,7-Dimethoxy-5-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2-(3,4,5-trimethoxyphenyl)-2,3-dihydrochromen-4-one —— C26H32O12
    6,7-Dimethoxy-5-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy-2-(3,4,5-trimethoxyphenyl)-2,3-dihydrochromen-4-one
    —— 6-[2-(4-Methoxyphenyl)-2-oxoethoxy]-2-[(3,4,5-trimethoxyphenyl)methylidene]-1-benzofuran-3-one —— C27H24O8
    6-[2-(4-Methoxyphenyl)-2-oxoethoxy]-2-[(3,4,5-trimethoxyphenyl)methylidene]-1-benzofuran-3-one
    —— 6-Methyl-4-(propan-2-yl)naphthalene-1-carbaldehyde 105986-09-2 C15H16O
    6-Methyl-4-(propan-2-yl)naphthalene-1-carbaldehyde
    —— 6-(4,5-Dihydroxy-2-methylnaphthalen-1-yl)-4-hydroxy-2H-pyran-2-one 823803-77-6 C16H12O5
    6-(4,5-Dihydroxy-2-methylnaphthalen-1-yl)-4-hydroxy-2H-pyran-2-one
    —— 6,8-dibromo-3-(2-oxohexyl)-2H-chromen-2-one —— C15H14Br2O3
    6,8-dibromo-3-(2-oxohexyl)-2H-chromen-2-one
    —— 6-[4-(Trifluoromethyl)phenoxy]-1,4-oxazepane —— C12H14F3NO2
    6-[4-(Trifluoromethyl)phenoxy]-1,4-oxazepane
    —— 6-Hydroxy-7-[5-[4-hydroxy-5-[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-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-4b-methyl-2-(2-methylfuran-3-yl)-2,3,4,4a,5,6,7,8,10,10a-decahydrophenanthren-1-one —— C52H80O23
    6-Hydroxy-7-[5-[4-hydroxy-5-[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-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-4b-methyl-2-(2-methylfuran-3-yl)-2,3,4,4a,5,6,7,8,10,10a-decahydrophenanthren-1-one
    —— 6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]-5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one —— C27H30O14
    6-[4,5-Dihydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxy-6-methyloxan-2-yl)oxyoxan-2-yl]-5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one
    —— 6-Acetyl-4-(2-(2-(2,3-dihydrobenzofuran-5-yl)ethoxy)-3-methoxyphenyl)-5-hydroxychroman-2-one —— C28H26O7
    6-Acetyl-4-(2-(2-(2,3-dihydrobenzofuran-5-yl)ethoxy)-3-methoxyphenyl)-5-hydroxychroman-2-one
    —— 6-methoxycoelonin 108853-10-7 C16H16O4
    6-methoxycoelonin
    —— [6-(1-Hydroxypropan-2-yl)-4,4a-dimethyl-7-oxo-1,2,3,4-tetrahydronaphthalen-1-yl] 2-hydroxy-2-(hydroxymethyl)-4,6-dimethyloctanoate —— C26H42O6
    [6-(1-Hydroxypropan-2-yl)-4,4a-dimethyl-7-oxo-1,2,3,4-tetrahydronaphthalen-1-yl] 2-hydroxy-2-(hydroxymethyl)-4,6-dimethyloctanoate
    —— [6-[4,5-Dihydroxy-3-[3-hydroxy-6-(hydroxymethyl)-4,5-bis(2-methylbut-2-enoyloxy)oxan-2-yl]oxy-6-(2-methylbut-2-enoyloxymethyl)oxan-2-yl]oxy-3,4-dihydroxy-5-[3-hydroxy-6-(hydroxymethyl)-4,5-bis(2-methylbut-2-enoyloxy)oxan-2-yl]oxyoxan-2-yl]methyl 2-methylbut-2-enoate —— C54H78O27
    [6-[4,5-Dihydroxy-3-[3-hydroxy-6-(hydroxymethyl)-4,5-bis(2-methylbut-2-enoyloxy)oxan-2-yl]oxy-6-(2-methylbut-2-enoyloxymethyl)oxan-2-yl]oxy-3,4-dihydroxy-5-[3-hydroxy-6-(hydroxymethyl)-4,5-bis(2-methylbut-2-enoyloxy)oxan-2-yl]oxyoxan-2-yl]methyl 2-methylbut-2-enoate