NCBI Taxonomy: 6489
Conidae (ncbi_taxid: 6489)
found 36 associated metabolites at family taxonomy rank level.
Ancestor: Conoidea
Child Taxonomies: Conus, Genota, Etrema, Borsonia, Zemacies, Oenopota, Guraleus, Kioconus, Macteola, Mangelia, Anarithma, Bathytoma, Eucithara, Estellarca, Lilliconus, Varioconus, Tomopleura, Nannodiella, Anticlinura, Conasprella, Mitromorpha, Pygmaeconus, Benthofascis, Heteroturris, Microdrillia, Sandericonus, Belaturricula, Heterocithara, Profundiconus, Benthomangelia, Californiconus, Toxicochlespira, unclassified Conidae
(E)-2,6-Dimethyl-2,5-heptadienoic acid
(2E)-2,6-dimethylhepta-2,5-dienoic acid
(E)-2,6-Dimethyl-2,5-heptadienoic acid is found in fruits. (E)-2,6-Dimethyl-2,5-heptadienoic acid is a constituent of Passiflora quadrangularis (giant grandilla) Constituent of Passiflora quadrangularis (giant grandilla). (E)-2,6-Dimethyl-2,5-heptadienoic acid is found in fruits.
Furaneol 4-glucoside
2,5-dimethyl-4-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,3-dihydrofuran-3-one
Furaneol 4-glucoside is found in fruits. Furaneol 4-glucoside is a constituent of strawberry juice. Constituent of strawberry juice. Furaneol 4-glucoside is found in fruits.
Acutoside A
10-{[4,5-dihydroxy-6-(hydroxymethyl)-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-2,2,6a,6b,9,9,12a-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-icosahydropicene-4a-carboxylic acid
Acutoside A is found in fruits. Acutoside A is a constituent of Luffa acutangula (Chinese okra) Constituent of Luffa acutangula (Chinese okra). Acutoside A is found in fruits.
Acutoside A
10-{[4,5-dihydroxy-6-(hydroxymethyl)-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-2,2,6a,6b,9,9,12a-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-icosahydropicene-4a-carboxylic acid
A pentacyclic triterpenoid that is oleanolic acid substituted by a 2-O-beta-D-glucopyranosyl-beta-D-glucopyranosyl moiety at position O-3. A natural product found in Luffa acutangula and Viola hondoensis.
Furaneol 4-glucoside
2,5-dimethyl-4-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,3-dihydrofuran-3-one
(3s)-3-{[(2s)-2-amino-5-carbamimidamido-1-hydroxypentylidene]amino}-3-{[(1r,4s,7s,10s,12r,16s,19r,22s,25s,28s,31s,34r,37s,40s,43s,45r,49s,51r,55s,58r,65r,72r)-16,31,37,40-tetrakis(4-aminobutyl)-4,25-bis(3-carbamimidamidopropyl)-28-(carboxymethyl)-3,6,9,12,18,21,24,27,30,33,36,39,42,45,51,57,63,71-octadecahydroxy-7,22-bis[2-(c-hydroxycarbonimidoyl)ethyl]-65-{[(1s)-1-(c-hydroxycarbonimidoyl)ethyl]-c-hydroxycarbonimidoyl}-55-[(1r)-1-hydroxyethyl]-15,48,54-trioxo-60,61,67,68,74,75-hexathia-2,5,8,14,17,20,23,26,29,32,35,38,41,47,53,56,64,70-octadecaazahexacyclo[32.28.7.7¹⁹,⁵⁸.0¹⁰,¹⁴.0⁴³,⁴⁷.0⁴⁹,⁵³]hexaheptaconta-2,5,8,17,20,23,26,29,32,35,38,41,56,63,70-pentadecaen-72-yl]-c-hydroxycarbonimidoyl}propanoic acid
(3s)-3-{[(2s)-2-amino-5-carbamimidamido-1-hydroxypentylidene]amino}-3-{[(1r,4s,7s,10s,12r,16s,19r,22s,25s,28s,31s,34r,37s,40s,43s,45r,49s,51r,55s,58r,65r,72r)-16,31,37,40-tetrakis(4-aminobutyl)-4,25-bis(3-carbamimidamidopropyl)-28-(carboxymethyl)-3,6,9,12,18,21,24,27,30,33,36,39,42,45,51,57,63,71-octadecahydroxy-7,22-bis[2-(c-hydroxycarbonimidoyl)ethyl]-65-{[(1s)-1-(c-hydroxycarbonimidoyl)ethyl]-c-hydroxycarbonimidoyl}-55-[(1r)-1-hydroxyethyl]-15,48,54-trioxo-60,61,67,68,74,75-hexathia-2,5,8,14,17,20,23,26,29,32,35,38,41,47,53,56,64,70-octadecaazahexacyclo[32.28.7.7¹⁹,⁵⁸.0¹⁰,¹⁴.0⁴³,⁴⁷.0⁴⁹,⁵³]hexaheptaconta-2,5,8,17,20,23,26,29,32,35,38,41,56,63,70-pentadecaen-72-yl]-c-hydroxycarbonimidoyl}propanoic acid
C100H170N38O32S6 (2607.1167060000002)
2-{[15-(1-hydroxy-6-methyl-7-{[3,4,5-trihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}hept-5-en-2-yl)-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
2-{[15-(1-hydroxy-6-methyl-7-{[3,4,5-trihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}hept-5-en-2-yl)-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
2-({15-[6-(1,2-dihydroxypropan-2-yl)oxan-3-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl}oxy)-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
2-({15-[6-(1,2-dihydroxypropan-2-yl)oxan-3-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl}oxy)-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(2r,3r,4s,5s,6r)-2-{[(1s,3r,6s,8r,11s,12s,15r,16r)-15-[(3r,6r)-6-[(2s)-1,2-dihydroxypropan-2-yl]oxan-3-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(2r,3r,4s,5s,6r)-2-{[(1s,3r,6s,8r,11s,12s,15r,16r)-15-[(3r,6r)-6-[(2s)-1,2-dihydroxypropan-2-yl]oxan-3-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(2s)-2-{[(2r)-2-{[(2s)-2-{[(2s)-2-({[(2s,4r)-1-[(2s)-6-amino-2-({[(2s)-1-[(2s)-2-amino-3-(3h-imidazol-4-yl)propanoyl]pyrrolidin-2-yl](hydroxy)methylidene}amino)hexanoyl]-4-hydroxypyrrolidin-2-yl](hydroxy)methylidene}amino)-1-hydroxy-3-(c-hydroxycarbonimidoyl)propylidene]amino}-1,3-dihydroxypropylidene]amino}-1-hydroxy-3-phenylpropylidene]amino}-3-(1h-indol-3-yl)propanoic acid
(2s)-2-{[(2r)-2-{[(2s)-2-{[(2s)-2-({[(2s,4r)-1-[(2s)-6-amino-2-({[(2s)-1-[(2s)-2-amino-3-(3h-imidazol-4-yl)propanoyl]pyrrolidin-2-yl](hydroxy)methylidene}amino)hexanoyl]-4-hydroxypyrrolidin-2-yl](hydroxy)methylidene}amino)-1-hydroxy-3-(c-hydroxycarbonimidoyl)propylidene]amino}-1,3-dihydroxypropylidene]amino}-1-hydroxy-3-phenylpropylidene]amino}-3-(1h-indol-3-yl)propanoic acid
(2r)-2,5-dimethyl-4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2h-furan-3-one
(2r)-2,5-dimethyl-4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2h-furan-3-one
(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl (2e)-2,6-dimethylhepta-2,5-dienoate
(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl (2e)-2,6-dimethylhepta-2,5-dienoate
(3s)-3-{[(2s)-2-amino-5-carbamimidamido-1-hydroxypentylidene]amino}-3-{[(1r,4s,7s,10s,12r,16s,19r,22s,25s,28s,31s,34r,37s,40s,43s,45r,49s,51r,55s,58r,65r,72r)-4,16,31,37-tetrakis(4-aminobutyl)-22,25,40-tris(3-carbamimidamidopropyl)-28-(carboxymethyl)-3,6,9,12,18,21,24,27,30,33,36,39,42,45,51,57,63,71-octadecahydroxy-65-{[(1s)-1-(c-hydroxycarbonimidoyl)ethyl]-c-hydroxycarbonimidoyl}-55-[(1r)-1-hydroxyethyl]-7-[2-(methylsulfanyl)ethyl]-15,48,54-trioxo-60,61,67,68,74,75-hexathia-2,5,8,14,17,20,23,26,29,32,35,38,41,47,53,56,64,70-octadecaazahexacyclo[32.28.7.7¹⁹,⁵⁸.0¹⁰,¹⁴.0⁴³,⁴⁷.0⁴⁹,⁵³]hexaheptaconta-2,5,8,17,20,23,26,29,32,35,38,41,56,63,70-pentadecaen-72-yl]-c-hydroxycarbonimidoyl}propanoic acid
(3s)-3-{[(2s)-2-amino-5-carbamimidamido-1-hydroxypentylidene]amino}-3-{[(1r,4s,7s,10s,12r,16s,19r,22s,25s,28s,31s,34r,37s,40s,43s,45r,49s,51r,55s,58r,65r,72r)-4,16,31,37-tetrakis(4-aminobutyl)-22,25,40-tris(3-carbamimidamidopropyl)-28-(carboxymethyl)-3,6,9,12,18,21,24,27,30,33,36,39,42,45,51,57,63,71-octadecahydroxy-65-{[(1s)-1-(c-hydroxycarbonimidoyl)ethyl]-c-hydroxycarbonimidoyl}-55-[(1r)-1-hydroxyethyl]-7-[2-(methylsulfanyl)ethyl]-15,48,54-trioxo-60,61,67,68,74,75-hexathia-2,5,8,14,17,20,23,26,29,32,35,38,41,47,53,56,64,70-octadecaazahexacyclo[32.28.7.7¹⁹,⁵⁸.0¹⁰,¹⁴.0⁴³,⁴⁷.0⁴⁹,⁵³]hexaheptaconta-2,5,8,17,20,23,26,29,32,35,38,41,56,63,70-pentadecaen-72-yl]-c-hydroxycarbonimidoyl}propanoic acid
C101H175N39O30S7 (2638.141145)
2-{[2-({2-[(2-{[(1-{6-amino-2-[({1-[2-amino-3-(3h-imidazol-4-yl)propanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]hexanoyl}-4-hydroxypyrrolidin-2-yl)(hydroxy)methylidene]amino}-1-hydroxy-3-(c-hydroxycarbonimidoyl)propylidene)amino]-1,3-dihydroxypropylidene}amino)-1-hydroxy-3-phenylpropylidene]amino}-3-(1h-indol-3-yl)propanoic acid
2-{[2-({2-[(2-{[(1-{6-amino-2-[({1-[2-amino-3-(3h-imidazol-4-yl)propanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]hexanoyl}-4-hydroxypyrrolidin-2-yl)(hydroxy)methylidene]amino}-1-hydroxy-3-(c-hydroxycarbonimidoyl)propylidene)amino]-1,3-dihydroxypropylidene}amino)-1-hydroxy-3-phenylpropylidene]amino}-3-(1h-indol-3-yl)propanoic acid
(4s)-4-amino-4-{[(1r,7s,10s,13s,16s,19r,24r,27s,33s,36s,43r)-7-(4-aminobutyl)-13-benzyl-2,5,8,11,14,17,25,34,37,44-decahydroxy-19-(c-hydroxycarbonimidoyl)-16-(hydroxymethyl)-10,27-bis(3h-imidazol-4-ylmethyl)-36-methyl-28-oxo-21,22,40,41-tetrathia-3,6,9,12,15,18,26,29,35,38,45-undecaazatricyclo[22.14.7.0²⁹,³³]pentatetraconta-2,5,8,11,14,17,25,34,37,44-decaen-43-yl]-c-hydroxycarbonimidoyl}butanoic acid
(4s)-4-amino-4-{[(1r,7s,10s,13s,16s,19r,24r,27s,33s,36s,43r)-7-(4-aminobutyl)-13-benzyl-2,5,8,11,14,17,25,34,37,44-decahydroxy-19-(c-hydroxycarbonimidoyl)-16-(hydroxymethyl)-10,27-bis(3h-imidazol-4-ylmethyl)-36-methyl-28-oxo-21,22,40,41-tetrathia-3,6,9,12,15,18,26,29,35,38,45-undecaazatricyclo[22.14.7.0²⁹,³³]pentatetraconta-2,5,8,11,14,17,25,34,37,44-decaen-43-yl]-c-hydroxycarbonimidoyl}butanoic acid
C57H81N19O16S4 (1415.4991266000002)
(4s)-4-amino-4-{[(1r,7s,10s,13s,16s,19r,24r,27s,33s,36s,43r)-7-(3-carbamimidamidopropyl)-2,5,8,11,14,17,25,34,37,44-decahydroxy-19-(c-hydroxycarbonimidoyl)-27-(c-hydroxycarbonimidoylmethyl)-16-(hydroxymethyl)-13-[(3-hydroxyphenyl)methyl]-10-(3h-imidazol-4-ylmethyl)-36-methyl-28-oxo-21,22,40,41-tetrathia-3,6,9,12,15,18,26,29,35,38,45-undecaazatricyclo[22.14.7.0²⁹,³³]pentatetraconta-2,5,8,11,14,17,25,34,37,44-decaen-43-yl]-c-hydroxycarbonimidoyl}butanoic acid
(4s)-4-amino-4-{[(1r,7s,10s,13s,16s,19r,24r,27s,33s,36s,43r)-7-(3-carbamimidamidopropyl)-2,5,8,11,14,17,25,34,37,44-decahydroxy-19-(c-hydroxycarbonimidoyl)-27-(c-hydroxycarbonimidoylmethyl)-16-(hydroxymethyl)-13-[(3-hydroxyphenyl)methyl]-10-(3h-imidazol-4-ylmethyl)-36-methyl-28-oxo-21,22,40,41-tetrathia-3,6,9,12,15,18,26,29,35,38,45-undecaazatricyclo[22.14.7.0²⁹,³³]pentatetraconta-2,5,8,11,14,17,25,34,37,44-decaen-43-yl]-c-hydroxycarbonimidoyl}butanoic acid
C55H80N20O18S4 (1436.4842060000003)
3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl 2,6-dimethylhepta-2,5-dienoate
3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl 2,6-dimethylhepta-2,5-dienoate
(2r,3r,4s,5s,6r)-2-{[(1s,3r,6s,8r,11s,12s,15r,16r)-15-[(1r)-2-hydroxy-1-[(2r)-2-hydroxy-5,5-dimethyloxolan-2-yl]ethyl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(2r,3r,4s,5s,6r)-2-{[(1s,3r,6s,8r,11s,12s,15r,16r)-15-[(1r)-2-hydroxy-1-[(2r)-2-hydroxy-5,5-dimethyloxolan-2-yl]ethyl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
2-({15-[2-hydroxy-1-(2-hydroxy-5,5-dimethyloxolan-2-yl)ethyl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl}oxy)-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
2-({15-[2-hydroxy-1-(2-hydroxy-5,5-dimethyloxolan-2-yl)ethyl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl}oxy)-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(3s)-3-{[(2s)-2-{[(2s)-2-{[(2s)-2-{[(2s)-2-{[(2s)-2-({[(4r,7s,10r,16r,22r,25s)-25-amino-7,16,22-tris(4-aminobutyl)-6,9,12,15,18,21,24-heptahydroxy-10-methyl-1,2-dithia-5,8,11,14,17,20,23-heptaazacyclohexacosa-5,8,11,14,17,20,23-heptaen-4-yl](hydroxy)methylidene}amino)-1,3-dihydroxypropylidene]amino}-5-carbamimidamido-1-hydroxypentylidene]amino}-1-hydroxy-4-methylpentylidene]amino}-1-hydroxy-4-(methylsulfanyl)butylidene]amino}-1-hydroxy-3-(4-hydroxyphenyl)propylidene]amino}-3-{[(4r,7s)-4-{[(1s,2r)-1-[({[(1s)-1-{[(4s,7r,13r,16s,19r)-7-(4-aminobutyl)-16-(3-carbamimidamidopropyl)-6,9,12,15,18-pentahydroxy-4-(c-hydroxycarbonimidoyl)-13-(hydroxymethyl)-1,2-dithia-5,8,11,14,17-pentaazacycloicosa-5,8,11,14,17-pentaen-19-yl]-c-hydroxycarbonimidoyl}-2-hydroxyethyl]-c-hydroxycarbonimidoyl}methyl)-c-hydroxycarbonimidoyl]-2-hydroxypropyl]-c-hydroxycarbonimidoyl}-6-hydroxy-3,4,7,8-tetrahydro-1,2,5-dithiazocin-7-yl]-c-hydroxycarbonimidoyl}propanoic acid
(3s)-3-{[(2s)-2-{[(2s)-2-{[(2s)-2-{[(2s)-2-{[(2s)-2-({[(4r,7s,10r,16r,22r,25s)-25-amino-7,16,22-tris(4-aminobutyl)-6,9,12,15,18,21,24-heptahydroxy-10-methyl-1,2-dithia-5,8,11,14,17,20,23-heptaazacyclohexacosa-5,8,11,14,17,20,23-heptaen-4-yl](hydroxy)methylidene}amino)-1,3-dihydroxypropylidene]amino}-5-carbamimidamido-1-hydroxypentylidene]amino}-1-hydroxy-4-methylpentylidene]amino}-1-hydroxy-4-(methylsulfanyl)butylidene]amino}-1-hydroxy-3-(4-hydroxyphenyl)propylidene]amino}-3-{[(4r,7s)-4-{[(1s,2r)-1-[({[(1s)-1-{[(4s,7r,13r,16s,19r)-7-(4-aminobutyl)-16-(3-carbamimidamidopropyl)-6,9,12,15,18-pentahydroxy-4-(c-hydroxycarbonimidoyl)-13-(hydroxymethyl)-1,2-dithia-5,8,11,14,17-pentaazacycloicosa-5,8,11,14,17-pentaen-19-yl]-c-hydroxycarbonimidoyl}-2-hydroxyethyl]-c-hydroxycarbonimidoyl}methyl)-c-hydroxycarbonimidoyl]-2-hydroxypropyl]-c-hydroxycarbonimidoyl}-6-hydroxy-3,4,7,8-tetrahydro-1,2,5-dithiazocin-7-yl]-c-hydroxycarbonimidoyl}propanoic acid
C102H172N36O32S7 (2637.0982792000004)
(2r,3r,4s,5s,6r)-2-{[(1r,3s,6s,8s,11r,12s,15r,16r)-15-[(2r,5z)-1-hydroxy-6-methyl-7-{[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}hept-5-en-2-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol
(2r,3r,4s,5s,6r)-2-{[(1r,3s,6s,8s,11r,12s,15r,16r)-15-[(2r,5z)-1-hydroxy-6-methyl-7-{[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}hept-5-en-2-yl]-7,7,12,16-tetramethylpentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-6-yl]oxy}-6-({[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxane-3,4,5-triol