Input m/z Matched m/z Delta Name Systematic name Formula Ion Category Main class Sub class 255.2 255.1955 .0045 5-Hydroxyculmorin (1S,2R,5R,9S,11R)-2,6,6,9-tetramethyltricyclo[5.4.0.02,9]undecane-5,8,11-triol C15H27O3 [M+H]+ Prenol Lipids Isoprenoids C15 isoprenoids 255.2 255.1955 .0045 Hydroxypentadecadienoic acid C15H27O3 [M+H]+ Fatty Acyls Fatty acids Hydroxy FA 255.2 255.1856 .0144 Tetra-base 4-[[4-(dimethylamino)phenyl]methyl]-N,N-dimethyl-aniline C17H23N2 [M+H]+ Benzenoids Benzenes Diphenylmethanes 255.2 255.1743 .0257 ST 18:4;O C18H23O [M+H]+ Sterol Lipids Steroids C18 Steroids 255.2 255.2319 .0319 13Z-Hexadecenoic acid 13Z-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 16-Hexadecanolide C16H31O2 [M+H]+ Fatty Acyls Fatty esters Lactones 255.2 255.2319 .0319 2-Hexyl-2-decenoic acid 2-hexyl-2-decenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Branched FA 255.2 255.2319 .0319 7-Palmitoleic acid 7-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 7Z-Hexadecenoic acid 7Z-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 cis-Palmitvaccenic acid 11Z-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Citronellyl hexanoate C16H31O2 [M+H]+ Prenol Lipids Isoprenoids C10 isoprenoids 255.2 255.2319 .0319 FA 16:1(14Z) C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Gaidic acid 2-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Hexyldecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Branched FA 255.2 255.2319 .0319 Palmitelaidic acid 9E-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Palmitoleic acid 9Z-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 Sapienic acid 6Z-hexadecenoic acid C16H31O2 [M+H]+ Fatty Acyls Fatty acids Unsaturated FA 255.2 255.2319 .0319 WE 16:1 C16H31O2 [M+H]+ Fatty Acyls Fatty esters Wax monoesters 255.2 255.1604 .0396 Ferimzone 4,6-dimethyl-N-[(Z)-1-(o-tolyl)ethylideneamino]pyrimidin-2-amine C15H19N4 [M+H]+ Benzenoids Benzenes Toluenes 255.2 255.1591 .0409 1,6-Hexanediol dimethacrylate C14H23O4 [M+H]+ Fatty Acyls Fatty acids Dicarboxylic acids 255.2 255.1591 .0409 Gliocladic acid (E)-2-(hydroxymethyl)-3-[(1R,6R)-3-(hydroxymethyl)-6-propan-2-ylcyclohex-2-en-1-yl]prop-2-enoic acid C14H23O4 [M+H]+ Prenol Lipids Isoprenoids C10 isoprenoids 255.2 255.1492 .0508 Amphenone B 3,3-bis(4-aminophenyl)butan-2-one C16H19N2O [M+H]+ Benzenoids Benzenes Diphenylmethanes 255.2 255.1492 .0508 Labradorin 2 5-(1H-indol-3-yl)-2-pentyl-1,3-oxazole C16H19N2O [M+H]+ Alkaloids Tyrosine alkaloids Pimprinine alkaloids 255.2 255.1492 .0508 Lysergol (6-methyl-9,10-didehydroergolin-8beta-yl)methanol C16H19N2O [M+H]+ Alkaloids Tryptophan alkaloids Ergot alkaloids 255.2 255.1452 .0548 His-Val L-Histidyl-L-valine C11H19N4O3 [M+H]+ Organic acids Amino acids and peptides Dipeptides 255.2 255.1452 .0548 Homoanserine (2S)-2-(4-aminobutanamido)-3-(1-methyl-1H-imidazol-5-yl)propanoic acid C11H19N4O3 [M+H]+ Organic acids Amino acids and peptides Hybrid peptides 255.2 255.1452 .0548 Val-His L-Valyl-L-histidine C11H19N4O3 [M+H]+ Organic acids Amino acids and peptides Dipeptides 255.2 255.1438 .0562 Dipentaerythritol C10H23O7 [M+H]+ Organic oxygen compounds Ethers Dialkyl ethers 255.2 255.1339 .0661 Midodrine 2-amino-N-[2-(2,5-dimethoxyphenyl)-2-hydroxyethyl]acetamide C12H19N2O4 [M+H]+ Organic acids Amino acids and peptides Amino acid amides 255.2 255.1227 .0773 Methyl 3-(2,3-dihydroxy-3-methylbutyl)-4-hydroxybenzoate methyl 3-(2,3-dihydroxy-3-methylbutyl)-4-hydroxybenzoate C13H19O5 [M+H]+ Benzenoids Benzenes Hydroxybenzoic acids 255.2 255.1162 .0838 Thiamylal 5-(pentan-2-yl)-5-(prop-2-en-1-yl)-2-sulfanylidene-1,3-diazinane-4,6-dione C12H19N2O2S [M+H]+ Nucleic acids Pyrimidines Other pyrimidines 255.2 255.1128 .0872 Licarbazepine 5-hydroxy-5,6-dihydrobenzo[b][1]benzazepine-11-carboxamide C15H15N2O2 [M+H]+ Organoheterocyclic compounds Benzazepines Dibenzazepines 255.2 255.1088 .0912 Dyphylline 7-(2,3-dihydroxypropyl)-1,3-dimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione C10H15N4O4 [M+H]+ Nucleic acids Purines Xanthines 255.2 255.1074 .0926 Galactosylglycerol (2R,3R,4S,5R,6R)-2-(2,3-dihydroxypropoxy)-6-(hydroxymethyl)oxane-3,4,5-triol C9H19O8 [M+H]+ Carbohydrates Glycosyl compounds Glycosylglycerols 255.2 255.1074 .0926 Glucosylglycerol 1-O-(D-glucosyl)glycerol C9H19O8 [M+H]+ Carbohydrates Glycosyl compounds Glycosylglycerols 255.2 255.1016 .0984 4-Methoxydalbergione C16H15O3 [M+H]+ Polyketides Flavonoids Neoflavonoids 255.2 255.1016 .0984 Chalepensin 6-(1,1-dimethylallyl)furo[3,2-g]chromen-7-one C16H15O3 [M+H]+ Polyketides Coumarins Furanocoumarins 255.2 255.1016 .0984 Ketoprofen 2-(3-benzoylphenyl)propanoic acid C16H15O3 [M+H]+ Benzenoids Benzenes Benzophenones 255.2 255.1016 .0984 Obtusaquinone (4E)-2-hydroxy-5-methoxy-4-[(E)-3-phenylprop-2-enylidene]cyclohexa-2,5-dien-1-one C16H15O3 [M+H]+ Organic oxygen compounds Organooxygen compounds Carbonyl compounds 255.2 255.1013 .0987 2'-Hydroxy-4-methoxychalcone C16H15O3 [M+H]+ Polyketides Flavonoids Chalcones 255.2 255.1013 .0987 2'-Hydroxy-4'-methoxychalcone C16H15O3 [M+H]+ Polyketides Flavonoids Chalcones 255.2 255.1013 .0987 5-Methoxyflavanone C16H15O3 [M+H]+ Polyketides Flavonoids Flavanones 255.2 255.0975 .1025 2-Hydroxyfelbamate carbamic acid (3-carbamoyloxy-2-hydroxy-2-phenyl-propyl) ester C11H15N2O5 [M+H]+ Benzenoids Benzenes Benzyl alcohols 255.2 255.0975 .1025 Hydroxyfelbamate C11H15N2O5 [M+H]+ Benzenoids Benzenes Benzyl alcohols 255.2 255.0975 .1025 p-Hydroxyfelbamate carbamic acid [3-carbamoyloxy-2-(4-hydroxyphenyl)propyl] ester C11H15N2O5 [M+H]+ Benzenoids Phenols Other phenols 255.2 255.3046 .1046 Octadecane Octadecane C18H39 [M+H]+ Fatty Acyls Hydrocarbons Hydrocarbons 255.2 255.0863 .1137 bis(Hydroxyethyl) terephthalate C12H15O6 [M+H]+ Benzenoids Benzenes Phthalic acids 255.2 255.0853 .1147 Arginine phosphate N(omega)-phosphono-L-arginine C6H16N4O5P [M+H]+ Organic acids Amino acids and peptides Amino acids 255.2 255.0653 .1347 3,3'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavonols 255.2 255.0653 .1347 3',4'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0653 .1347 3,4'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavonols 255.2 255.0653 .1347 5,3'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0653 .1347 6,2'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0653 .1347 7,3'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0653 .1347 7,8-Dihydroxyflavone 7,8-dihydroxy-2-phenylchromen-4-one C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0652 .1348 3,7-Dihydroxyflavone 3,7-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavonols 255.2 255.0652 .1348 5,7-Dihydroxyisoflavone 5,7-Dihydroxyisoflavone C15H11O4 [M+H]+ Polyketides Flavonoids Isoflavones 255.2 255.0652 .1348 7,4'-Dihydroxyflavone 7,4'-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0652 .1348 Anhydroglycinol 3,9-Dihydroxypterocarpene C15H11O4 [M+H]+ Polyketides Flavonoids Pterocarpans 255.2 255.0652 .1348 Chrysin 5,7-Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0652 .1348 Chrysophanol C15H11O4 [M+H]+ Polyketides Aromatic polyketides Anthracenes and phenanthrenes 255.2 255.0652 .1348 Daidzein 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one C15H11O4 [M+H]+ Polyketides Flavonoids Isoflavones 255.2 255.0652 .1348 Dihydroxyflavone C15H11O4 [M+H]+ Polyketides Flavonoids Flavones 255.2 255.0652 .1348 Dihydroxyisoflavone C15H11O4 [M+H]+ Polyketides Flavonoids Isoflavonoids 255.2 255.0652 .1348 Rubiadin 1,3-dihydroxy-2-methyl-anthracene-9,10-dione C15H11O4 [M+H]+ Polyketides Aromatic polyketides Anthracenes and phenanthrenes 255.2 255.0652 .1348 Serratin C15H11O4 [M+H]+ Polyketides Flavonoids Neoflavonoids 255.2 255.0652 .1348 (Z)-4',6-Dihydroxyaurone (2Z)-6-hydroxy-2-[(4-hydroxyphenyl)methylidene]-2,3-dihydro-1-benzofuran-3-one C15H11O4 [M+H]+ Polyketides Flavonoids Chalcones 255.2 255.0645 .1355 5-Glutamyl-taurine (2S)-2-amino-4-[(2-sulfoethyl)carbamoyl]butanoic acid C7H15N2O6S [M+H]+ Organic acids Amino acids and peptides Amino acids 255.2 255.0645 .1355 Glutamyl-taurine C7H15N2O6S [M+H]+ Organic acids Amino acids and peptides Amino acids 255.2 255.0434 .1566 3-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid C10H11N2O4S [M+H]+ Benzenoids Benzenes Benzenesulfonic acids 255.2 255.0434 .1566 4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid C10H11N2O4S [M+H]+ Benzenoids Benzenes Benzenesulfonic acids 255.2 255.0264 .1736 3-Phosphoshikimic acid rel-(3R,4S,5R)-4,5-dihydroxy-3-(phosphonooxy)cyclohex-1-ene-1-carboxylic acid C7H12O8P [M+H]+ Benzenoids Benzenes Hydroxybenzoic acids 255.2 255.0264 .1736 Phosphoshikimic acid C7H12O8P [M+H]+ Benzenoids Benzenes Hydroxybenzoic acids