Exact Mass: 630.2373
Exact Mass Matches: 630.2373
Found 59 metabolites which its exact mass value is equals to given mass value 630.2373,
within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error
0.001 dalton.
rel-(4-hydroxy-3,5-dimethoxyphenyl){tetrahydro-5-{4-[2-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-1-(hydroxymethyl)ethoxy]-3,5-dimethoxyphenyl}-4-(hydroxymethyl)furan-3-yl}methanone|seslignanoccidentaliol B
rel-(4-hydroxy-3,5-dimethoxyphenyl){tetrahydro-5-{4-[2-hydroxy-2-(4-hydroxy-3-methoxyphenyl)-1-(hydroxymethyl)ethoxy]-3,5-dimethoxyphenyl}-4-(hydroxymethyl)furan-3-yl}methanone|seslignanoccidentaliol B
(ent-4beta,6beta,7alpha,8alpha,11E)-4,18-Epoxy-6,7,8,19-tetrahydroxy-11,13-clerodadien-15,16-olide|scutalpin K
(ent-4beta,6beta,7alpha,8alpha,11E)-4,18-Epoxy-6,7,8,19-tetrahydroxy-11,13-clerodadien-15,16-olide|scutalpin K
[3,3]bi(2-hydroxy-4,5,6-trimethoxydihydrochalcone)
[3,3]bi(2-hydroxy-4,5,6-trimethoxydihydrochalcone)
Cys His Trp Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2R)-2-amino-3-sulfanylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid
Cys Trp His Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2R)-2-amino-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid
Cys Trp Trp His
(2S)-2-[(2S)-2-[(2S)-2-[(2R)-2-amino-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid
His Cys Trp Trp
(2S)-2-[(2S)-2-[(2R)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid
His Trp Cys Trp
(2S)-2-[(2R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanoic acid
His Trp Trp Cys
(2R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanoic acid
Trp Cys His Trp
(2S)-2-[(2S)-2-[(2R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid
Trp Cys Trp His
(2S)-2-[(2S)-2-[(2R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid
Trp His Cys Trp
(2S)-2-[(2R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-indol-3-yl)propanoic acid
Trp His Trp Cys
(2R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanoic acid
Trp Trp Cys His
(2S)-2-[(2R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-sulfanylpropanamido]-3-(1H-imidazol-4-yl)propanoic acid
Trp Trp His Cys
(2R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-sulfanylpropanoic acid
3-Deacetyl-3-(1-hydroxyethyl)-bacteriochlorophyllide g
3-Deacetyl-3-(1-hydroxyethyl)-bacteriochlorophyllide g
magnesium;3-[(21S,22S)-11-ethyl-16-(1-hydroxyethyl)-3-methoxycarbonyl-12,17,21,26-tetramethyl-4-oxido-23,25-diaza-7,24-diazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1(23),2(6),3,5(26),8,10(25),11,13,15,17,19-undecaen-22-yl]propanoate
magnesium;3-[(21S,22S)-11-ethyl-16-(1-hydroxyethyl)-3-methoxycarbonyl-12,17,21,26-tetramethyl-4-oxido-23,25-diaza-7,24-diazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1(23),2(6),3,5(26),8,10(25),11,13,15,17,19-undecaen-22-yl]propanoate
magnesium;3-[(11R,12R,21S,22S)-16-acetyl-11-ethyl-3-methoxycarbonyl-12,17,21,26-tetramethyl-4-oxido-23,25-diaza-7,24-diazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1(23),2(6),3,5(26),8,10(25),13,15,17,19-decaen-22-yl]propanoate
magnesium;3-[(11R,12R,21S,22S)-16-acetyl-11-ethyl-3-methoxycarbonyl-12,17,21,26-tetramethyl-4-oxido-23,25-diaza-7,24-diazanidahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1(23),2(6),3,5(26),8,10(25),13,15,17,19-decaen-22-yl]propanoate
3-[18-(2-Carboxyethyl)-3,7,12,17-tetramethyl-8,13-bis(1-sulfanylethyl)-22,23-dihydroporphyrin-2-yl]propanoic acid
3-[18-(2-Carboxyethyl)-3,7,12,17-tetramethyl-8,13-bis(1-sulfanylethyl)-22,23-dihydroporphyrin-2-yl]propanoic acid
3-(1-hydroxyethyl)chlorophyllide a(2-)
3-(1-hydroxyethyl)chlorophyllide a(2-)
A cyclic tetrapyrrole anion that is obtained from 3-(1-hydroxyethyl)chlorophyllide a via deprotonation of the carboxy group and formation of a carbide ion. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).
bacteriochlorophyllide a(2-)
bacteriochlorophyllide a(2-)
A cyclic tetrapyrrole anion that is obtained from bacteriochlorophyllide a via deprotonation of the carboxy group and formation of a carbide ion. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).
3-acetylchlorophyllide a
3-acetylchlorophyllide a
A chlorophyllide obtained by hydrolysis of the terpenoid ester moiety of 3-acetylchlorophyll a.
(8s,9s,10s,11r)-3-hydroxy-4,5,19-trimethoxy-9,10-dimethyl-11-{[(2e)-3-phenylprop-2-enoyl]oxy}-15,17-dioxatetracyclo[10.7.0.0²,⁷.0¹⁴,¹⁸]nonadeca-1(12),2,4,6,13,18-hexaen-8-yl (2e)-2-methylbut-2-enoate
(8s,9s,10s,11r)-3-hydroxy-4,5,19-trimethoxy-9,10-dimethyl-11-{[(2e)-3-phenylprop-2-enoyl]oxy}-15,17-dioxatetracyclo[10.7.0.0²,⁷.0¹⁴,¹⁸]nonadeca-1(12),2,4,6,13,18-hexaen-8-yl (2e)-2-methylbut-2-enoate
(1r,2e,4r,15e,19s,20s,23s,24r,25s,28r,30r,32r,33s)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
(1r,2e,4r,15e,19s,20s,23s,24r,25s,28r,30r,32r,33s)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
(2z,15z)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
(2z,15z)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
(3s,4s,4as,5r,6r,6as,7r,11as,11br)-3-(acetyloxy)-5,6-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
(3s,4s,4as,5r,6r,6as,7r,11as,11br)-3-(acetyloxy)-5,6-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
2-(4-hydroxyphenyl)ethyl (4s,5e,6s)-5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl (4s,5e,6s)-5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
(1r,2s)-2-{4-[(2s,3r,4s)-4-(4-hydroxy-3,5-dimethoxybenzoyl)-3-(hydroxymethyl)oxolan-2-yl]-2,6-dimethoxyphenoxy}-1-(4-hydroxy-3-methoxyphenyl)propane-1,3-diol
(1r,2s)-2-{4-[(2s,3r,4s)-4-(4-hydroxy-3,5-dimethoxybenzoyl)-3-(hydroxymethyl)oxolan-2-yl]-2,6-dimethoxyphenoxy}-1-(4-hydroxy-3-methoxyphenyl)propane-1,3-diol
6-(acetyloxy)-3,5-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
6-(acetyloxy)-3,5-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
(2e,15e)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
(2e,15e)-19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
19,32-dihydroxy-23,24-dimethoxy-2-methyl-6,12,17,21,34-pentaoxahexacyclo[28.3.1.0¹,²⁵.0⁴,²⁰.0¹⁰,¹⁴.0²⁸,³³]tetratriaconta-2,10(14),15,26-tetraene-7,11,13,22-tetrone
3-(6-{[(5-amino-4-hydroxyoxan-2-yl)oxy]methyl}-3,4-dihydroxy-5-methoxyoxan-2-yl)-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
3-(6-{[(5-amino-4-hydroxyoxan-2-yl)oxy]methyl}-3,4-dihydroxy-5-methoxyoxan-2-yl)-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
2-{4-[4-(4-hydroxy-3,5-dimethoxybenzoyl)-3-(hydroxymethyl)oxolan-2-yl]-2,6-dimethoxyphenoxy}-1-(4-hydroxy-3-methoxyphenyl)propane-1,3-diol
2-{4-[4-(4-hydroxy-3,5-dimethoxybenzoyl)-3-(hydroxymethyl)oxolan-2-yl]-2,6-dimethoxyphenoxy}-1-(4-hydroxy-3-methoxyphenyl)propane-1,3-diol
3-(acetyloxy)-5,6-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
3-(acetyloxy)-5,6-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
(1r,4ar,5s,6r,7s,8r,8ar)-8a-[(acetyloxy)methyl]-7-(benzoyloxy)-6-hydroxy-5,6-dimethyl-5-[(1e)-2-(5-oxo-2h-furan-3-yl)ethenyl]-hexahydrospiro[naphthalene-1,2'-oxiran]-8-yl benzoate
(1r,4ar,5s,6r,7s,8r,8ar)-8a-[(acetyloxy)methyl]-7-(benzoyloxy)-6-hydroxy-5,6-dimethyl-5-[(1e)-2-(5-oxo-2h-furan-3-yl)ethenyl]-hexahydrospiro[naphthalene-1,2'-oxiran]-8-yl benzoate
2-(4-hydroxyphenyl)ethyl (4r,5z,6r)-5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[(2s,3r,4r,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl (4r,5z,6r)-5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[(2s,3r,4r,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl 5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl 5-ethylidene-4-{2-[4-(2-hydroxyethyl)phenoxy]-2-oxoethyl}-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
(3s,4s,4as,5r,6r,6as,7r,11as,11br)-6-(acetyloxy)-3,5-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
(3s,4s,4as,5r,6r,6as,7r,11as,11br)-6-(acetyloxy)-3,5-bis(benzoyloxy)-4a-hydroxy-4,7,11b-trimethyl-1h,2h,3h,5h,6h,6ah,7h,11h,11ah-phenanthro[3,2-b]furan-4-carboxylic acid
2-(4-hydroxyphenyl)ethyl (4s,5e,6s)-5-ethylidene-4-{2-[2-(4-hydroxyphenyl)ethoxy]-2-oxoethyl}-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl (4s,5e,6s)-5-ethylidene-4-{2-[2-(4-hydroxyphenyl)ethoxy]-2-oxoethyl}-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
7-(acetyloxy)-6-hydroxy-4,8,18-trimethyl-5-oxo-14-phenyl-16-(prop-1-en-2-yl)-9,13,15,19-tetraoxahexacyclo[12.4.1.0¹,¹¹.0²,⁶.0⁸,¹⁰.0¹²,¹⁶]nonadecan-17-yl benzoate
7-(acetyloxy)-6-hydroxy-4,8,18-trimethyl-5-oxo-14-phenyl-16-(prop-1-en-2-yl)-9,13,15,19-tetraoxahexacyclo[12.4.1.0¹,¹¹.0²,⁶.0⁸,¹⁰.0¹²,¹⁶]nonadecan-17-yl benzoate
2-(4-hydroxyphenyl)ethyl 5-ethylidene-4-{2-[2-(4-hydroxyphenyl)ethoxy]-2-oxoethyl}-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
2-(4-hydroxyphenyl)ethyl 5-ethylidene-4-{2-[2-(4-hydroxyphenyl)ethoxy]-2-oxoethyl}-6-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4,6-dihydropyran-3-carboxylate
11-[2,3-dihydroxy-1-(1h-indol-3-yl)propyl]-3,4-bis(4-hydroxyphenyl)-6-(2-methylpropyl)-7-oxa-2-azatricyclo[7.4.0.0²,⁶]trideca-1(13),3,9,11-tetraene-5,8-dione
11-[2,3-dihydroxy-1-(1h-indol-3-yl)propyl]-3,4-bis(4-hydroxyphenyl)-6-(2-methylpropyl)-7-oxa-2-azatricyclo[7.4.0.0²,⁶]trideca-1(13),3,9,11-tetraene-5,8-dione
11-[(1r,2s)-2,3-dihydroxy-1-(1h-indol-3-yl)propyl]-3,4-bis(4-hydroxyphenyl)-6-(2-methylpropyl)-7-oxa-2-azatricyclo[7.4.0.0²,⁶]trideca-1(13),3,9,11-tetraene-5,8-dione
11-[(1r,2s)-2,3-dihydroxy-1-(1h-indol-3-yl)propyl]-3,4-bis(4-hydroxyphenyl)-6-(2-methylpropyl)-7-oxa-2-azatricyclo[7.4.0.0²,⁶]trideca-1(13),3,9,11-tetraene-5,8-dione
(1r,2r,4s,6s,7s,8s,10s,11s,12r,14s,16s,17s,18r)-7-(acetyloxy)-6-hydroxy-4,8,18-trimethyl-5-oxo-14-phenyl-16-(prop-1-en-2-yl)-9,13,15,19-tetraoxahexacyclo[12.4.1.0¹,¹¹.0²,⁶.0⁸,¹⁰.0¹²,¹⁶]nonadecan-17-yl benzoate
(1r,2r,4s,6s,7s,8s,10s,11s,12r,14s,16s,17s,18r)-7-(acetyloxy)-6-hydroxy-4,8,18-trimethyl-5-oxo-14-phenyl-16-(prop-1-en-2-yl)-9,13,15,19-tetraoxahexacyclo[12.4.1.0¹,¹¹.0²,⁶.0⁸,¹⁰.0¹²,¹⁶]nonadecan-17-yl benzoate
3-[(2r,3s,4r,5s,6r)-6-({[(2s,4s,5s)-5-amino-4-hydroxyoxan-2-yl]oxy}methyl)-3,4-dihydroxy-5-methoxyoxan-2-yl]-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
3-[(2r,3s,4r,5s,6r)-6-({[(2s,4s,5s)-5-amino-4-hydroxyoxan-2-yl]oxy}methyl)-3,4-dihydroxy-5-methoxyoxan-2-yl]-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
3-[(3r,4r,5s,6r)-6-({[(2s,4s,5s)-5-amino-4-hydroxyoxan-2-yl]oxy}methyl)-3,4-dihydroxy-5-methoxyoxan-2-yl]-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
3-[(3r,4r,5s,6r)-6-({[(2s,4s,5s)-5-amino-4-hydroxyoxan-2-yl]oxy}methyl)-3,4-dihydroxy-5-methoxyoxan-2-yl]-13-methyl-3,13,23-triazahexacyclo[14.7.0.0²,¹⁰.0⁴,⁹.0¹¹,¹⁵.0¹⁷,²²]tricosa-1(16),2(10),4(9),5,7,11(15),17(22),18,20-nonaene-12,14-dione
