Exact Mass: 474.1526
Exact Mass Matches: 474.1526
Found 67 metabolites which its exact mass value is equals to given mass value 474.1526,
within given mass tolerance error 0.0002 dalton. Try search metabolite list with more accurate mass tolerance error
4.0E-5 dalton.
Enterolactone 3'-glucuronide
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(3-{[(3S,4S)-4-[(3-hydroxyphenyl)methyl]-2-oxooxolan-3-yl]methyl}phenoxy)oxane-2-carboxylic acid
Enterolactone 3-glucuronide is a lignan metabolite produced in the liver. Enterolactone glucuronide is a potential urinary biomarker of whole grain intake (PMID: 23307617).
Enterolactone 3'-glucuronide
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(3-{[(3S,4S)-4-[(3-hydroxyphenyl)methyl]-5-oxooxolan-3-yl]methyl}phenoxy)oxane-2-carboxylic acid
Enterolactone 3-glucuronide is a lignan metabolite produced in the liver. Enterolactone glucuronide is a potential urinary biomarker of whole grain intake (PMID: 23307617).
4,5-Dihydro-11,5-dihydroxy-4-methoxytephrosin
4,5-Dihydro-11,5-dihydroxy-4-methoxytephrosin
A member of the class of rotenones that is 4,5-dihydrotephrosin substituted by hydroxy groups at positions 11 and 5 and a methoxy group at position 4. It is isolated from the stems of Tephrosia toxicaria and exhibits antineoplastic activity.
9beta-Acetoxy-9beta-(5-acetoxy-tiglinoyloxy)-2-oxo-ludartin
9beta-Acetoxy-9beta-(5-acetoxy-tiglinoyloxy)-2-oxo-ludartin
7,8-trans-8,8-trans-7,8-trans-7,7-bis(5-methoxy-3,4-methylenedioxyphenyl)-8-acetoxymethyl-8-hydroxymethyltetrahydrofuran
7,8-trans-8,8-trans-7,8-trans-7,7-bis(5-methoxy-3,4-methylenedioxyphenyl)-8-acetoxymethyl-8-hydroxymethyltetrahydrofuran
(1RS,2SR)-1,2-dihydro-7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxynaphthalene-2,3-dicarboxylic acid dimethyl ester|dimethyl (?)-thomasidioate|thomasidioic acid dimethyl ester|trans-thomasidioic acid dimethyl ester
(1RS,2SR)-1,2-dihydro-7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxynaphthalene-2,3-dicarboxylic acid dimethyl ester|dimethyl (?)-thomasidioate|thomasidioic acid dimethyl ester|trans-thomasidioic acid dimethyl ester
(2R)-2-[(4-hydroxyphenyl)methyl]-3-[4-methoxy-2-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]-2H-furan-5-one
(2R)-2-[(4-hydroxyphenyl)methyl]-3-[4-methoxy-2-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]-2H-furan-5-one
2-(benzoyloxymethyl)phenyl (3,6-di-O-acetyl)-beta-D-glucopyranoside
2-(benzoyloxymethyl)phenyl (3,6-di-O-acetyl)-beta-D-glucopyranoside
dimethyl (E,E)-4,4?-dihydroxy-3,3?,5,5?-tetramethoxylign-7,7?-dien-9,9?-dioate
dimethyl (E,E)-4,4?-dihydroxy-3,3?,5,5?-tetramethoxylign-7,7?-dien-9,9?-dioate
8alpha-(5-acetoxysenecioyloxy)-3-oxo-1-desoxy-1,2-dehydrohirsutinolide-13-O-acetate
8alpha-(5-acetoxysenecioyloxy)-3-oxo-1-desoxy-1,2-dehydrohirsutinolide-13-O-acetate
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[(E)-4-methyl-6-(3-methyl-1,4-dioxonaphthalen-2-yl)hex-4-enoyl]oxyoxane-2-carboxylic acid
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[(E)-4-methyl-6-(3-methyl-1,4-dioxonaphthalen-2-yl)hex-4-enoyl]oxyoxane-2-carboxylic acid
6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
methyl 2-[(5z)-9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
methyl 2-[(5z)-9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
2,3-dimethyl 7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxy-1,2-dihydronaphthalene-2,3-dicarboxylate
2,3-dimethyl 7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxy-1,2-dihydronaphthalene-2,3-dicarboxylate
[4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
anticancerrotenoid pmv70p691-036
NA
{"Ingredient_id": "HBIN016352","Ingredient_name": "anticancerrotenoid pmv70p691-036","Alias": "NA","Ingredient_formula": "C24H26O10","Ingredient_Smile": "Not Available","Ingredient_weight": "NA","OB_score": "NA","CAS_id": "NA","SymMap_id": "NA","TCMID_id": "1436","TCMSP_id": "NA","TCM_ID_id": "NA","PubChem_id": "NA","DrugBank_id": "NA"}
10-(acetyloxy)-2,11-dimethyl-7-methylidene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0⁴,⁸]tetradeca-1(13),2-dien-9-yl 2-[(acetyloxy)methyl]but-2-enoate
10-(acetyloxy)-2,11-dimethyl-7-methylidene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0⁴,⁸]tetradeca-1(13),2-dien-9-yl 2-[(acetyloxy)methyl]but-2-enoate
[(2r,3r,4s,5r,6s)-6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
[(2r,3r,4s,5r,6s)-6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
(2s,4r,5r,10s,12r,14s,15s)-5-(acetyloxy)-7,12-dimethyl-17-oxo-4-(3-oxoprop-1-en-2-yl)-11,16,18,19-tetraoxapentacyclo[12.2.2.1⁶,⁹.0¹,¹⁵.0¹⁰,¹²]nonadeca-6,8-dien-2-yl acetate
(2s,4r,5r,10s,12r,14s,15s)-5-(acetyloxy)-7,12-dimethyl-17-oxo-4-(3-oxoprop-1-en-2-yl)-11,16,18,19-tetraoxapentacyclo[12.2.2.1⁶,⁹.0¹,¹⁵.0¹⁰,¹²]nonadeca-6,8-dien-2-yl acetate
(3z,5s)-4-(4-hydroxyphenyl)-9-methoxy-5-{[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-1-benzoxocin-2-one
(3z,5s)-4-(4-hydroxyphenyl)-9-methoxy-5-{[(2r,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-1-benzoxocin-2-one
[6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl 3-(4-hydroxyphenyl)prop-2-enoate
[6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl 3-(4-hydroxyphenyl)prop-2-enoate
(2-{[(2s,3r,4s,5r,6r)-4-(acetyloxy)-6-[(acetyloxy)methyl]-3,5-dihydroxyoxan-2-yl]oxy}phenyl)methyl benzoate
(2-{[(2s,3r,4s,5r,6r)-4-(acetyloxy)-6-[(acetyloxy)methyl]-3,5-dihydroxyoxan-2-yl]oxy}phenyl)methyl benzoate
(1r,5s,6s,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
(1r,5s,6s,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
(2e)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl 4-(acetyloxy)-3-methylbut-2-enoate
(2e)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl 4-(acetyloxy)-3-methylbut-2-enoate
(1r,2e,8s,10s)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl (2z)-4-(acetyloxy)-3-methylbut-2-enoate
(1r,2e,8s,10s)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl (2z)-4-(acetyloxy)-3-methylbut-2-enoate
(2z,4r,8s,9s,10s,11r)-10-(acetyloxy)-2,11-dimethyl-7-methylidene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0⁴,⁸]tetradeca-1(13),2-dien-9-yl (2e)-2-[(acetyloxy)methyl]but-2-enoate
(2z,4r,8s,9s,10s,11r)-10-(acetyloxy)-2,11-dimethyl-7-methylidene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0⁴,⁸]tetradeca-1(13),2-dien-9-yl (2e)-2-[(acetyloxy)methyl]but-2-enoate
{4-[(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl}methyl acetate
{4-[(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl}methyl acetate
methyl 2-[9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
methyl 2-[9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
[(3s,4s)-4-[(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
[(3s,4s)-4-[(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
(1r,5r,6s,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
(1r,5r,6s,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
(5s)-5-[(4-hydroxyphenyl)methyl]-4-(4-methoxy-2-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-5h-furan-2-one
(5s)-5-[(4-hydroxyphenyl)methyl]-4-(4-methoxy-2-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-5h-furan-2-one
(1r,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
(1r,14r)-6,11,14-trihydroxy-5,17,18-trimethoxy-7,7-dimethyl-2,8,21-trioxapentacyclo[12.8.0.0³,¹².0⁴,⁹.0¹⁵,²⁰]docosa-3,9,11,15(20),16,18-hexaen-13-one
[(2r,3s,4s,5r,6s)-6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
[(2r,3s,4s,5r,6s)-6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
{4-[bis(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-hydroxyoxolan-3-yl}methyl acetate
{4-[bis(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-hydroxyoxolan-3-yl}methyl acetate
methyl 2-[(4r,5z,7r,8r,9r)-9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
methyl 2-[(4r,5z,7r,8r,9r)-9-(acetyloxy)-5-(2-methoxy-2-oxoethylidene)-7,8-dimethyl-2,13,15-trioxatetracyclo[8.6.1.0⁴,¹⁷.0¹²,¹⁶]heptadeca-1(17),10,12(16)-trien-4-yl]-2-oxoacetate
[(2r,3r,4s)-4-[bis(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-hydroxyoxolan-3-yl]methyl acetate
[(2r,3r,4s)-4-[bis(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-hydroxyoxolan-3-yl]methyl acetate
[(3s,4s)-4-[(s)-(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
[(3s,4s)-4-[(s)-(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
[(2r,3r,4s,5r,6s)-6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxyphenyl)prop-2-enoate
[(2r,3r,4s,5r,6s)-6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxyphenyl)prop-2-enoate
[(2r,3s,4s,5r,6s)-6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxyphenyl)prop-2-enoate
[(2r,3s,4s,5r,6s)-6-(4-acetyl-2-methoxyphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl (2e)-3-(4-hydroxyphenyl)prop-2-enoate
[6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl 3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
[6-(4-acetylphenoxy)-3,4,5-trihydroxyoxan-2-yl]methyl 3-(4-hydroxy-3-methoxyphenyl)prop-2-enoate
5-[(4-hydroxyphenyl)methyl]-4-(4-methoxy-2-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-5h-furan-2-one
5-[(4-hydroxyphenyl)methyl]-4-(4-methoxy-2-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-5h-furan-2-one
[(2s,3s,4s,5r)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(2s,3s,4s,5r)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
5-(acetyloxy)-7,12-dimethyl-17-oxo-4-(3-oxoprop-1-en-2-yl)-11,16,18,19-tetraoxapentacyclo[12.2.2.1⁶,⁹.0¹,¹⁵.0¹⁰,¹²]nonadeca-6,8-dien-2-yl acetate
5-(acetyloxy)-7,12-dimethyl-17-oxo-4-(3-oxoprop-1-en-2-yl)-11,16,18,19-tetraoxapentacyclo[12.2.2.1⁶,⁹.0¹,¹⁵.0¹⁰,¹²]nonadeca-6,8-dien-2-yl acetate
4-(4-hydroxyphenyl)-9-methoxy-5-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-1-benzoxocin-2-one
4-(4-hydroxyphenyl)-9-methoxy-5-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-1-benzoxocin-2-one
[(2r,3r,4r,5s)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(2r,3r,4r,5s)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(3s,4r)-4-[(s)-(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
[(3s,4r)-4-[(s)-(4-hydroxy-3,5-dimethoxyphenyl)(7-methoxy-2h-1,3-benzodioxol-5-yl)methyl]-2-oxooxolan-3-yl]methyl acetate
(1s,2e,8s,10s)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl (2z)-4-(acetyloxy)-3-methylbut-2-enoate
(1s,2e,8s,10s)-6-[(acetyloxy)methyl]-1,10-dimethyl-5,13-dioxo-4,14-dioxatricyclo[9.2.1.0³,⁷]tetradeca-2,6,11-trien-8-yl (2z)-4-(acetyloxy)-3-methylbut-2-enoate
(5r)-4-(2-hydroxy-4-methoxyphenyl)-5-[(4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)methyl]-5h-furan-2-one
(5r)-4-(2-hydroxy-4-methoxyphenyl)-5-[(4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)methyl]-5h-furan-2-one
(1s,2s,6s,7s,8r,12s,14s)-8-(acetyloxy)-9,14-dimethyl-5-methylidene-4,11-dioxo-3,13-dioxatetracyclo[8.4.0.0²,⁶.0¹²,¹⁴]tetradec-9-en-7-yl (2e)-2-[(acetyloxy)methyl]but-2-enoate
(1s,2s,6s,7s,8r,12s,14s)-8-(acetyloxy)-9,14-dimethyl-5-methylidene-4,11-dioxo-3,13-dioxatetracyclo[8.4.0.0²,⁶.0¹²,¹⁴]tetradec-9-en-7-yl (2e)-2-[(acetyloxy)methyl]but-2-enoate
2,3-dimethyl (1s,2r)-7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxy-1,2-dihydronaphthalene-2,3-dicarboxylate
2,3-dimethyl (1s,2r)-7-hydroxy-1-(4-hydroxy-3,5-dimethoxyphenyl)-6,8-dimethoxy-1,2-dihydronaphthalene-2,3-dicarboxylate
[(2s,3r,4r,5r)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(2s,3r,4r,5r)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(2s,3r,4r,5s)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
[(2s,3r,4r,5s)-4-(hydroxymethyl)-2,5-bis(7-methoxy-2h-1,3-benzodioxol-5-yl)oxolan-3-yl]methyl acetate
