"LM_ID"	"COMMON_NAME"	"SYSTEMATIC_NAME"	"FORMULA"	"MASS"	"CATEGORY"	"MAIN_CLASS"	"SUB_CLASS"	"CLASS_LEVEL4"	"SYNONYMS"	"INCHI_KEY"	"INCHI"	"SMILES"	"KEGG_ID"	"HMDBID"	"CHEBI_ID"	"ABBREVIATION"	"PUBCHEM_COMPOUND_ID"	"LIPIDBANK_ID"	"SWISSLIPIDS_ID"	"CAYMAN_ID"	"ALT_CATEGORIES"	"ALT_MAIN_CLASSES"	"ALT_SUB_CLASSES"	"ALT_CLASS_LEVEL4S"	"TAXONOMY"	"CITATION"
"LMFA01050398"	"4-hydroxy-crotonic acid"	"4-hydroxy-2E-butenoic acid"	"C4H6O3"	"102.031695"	"Fatty Acyls [FA]"	"Fatty Acids and Conjugates [FA01]"	"Hydroxy fatty acids [FA0105]"	"-"	"-"	"RMQJECWPWQIIPW-OWOJBTEDSA-N"	"InChI=1S/C4H6O3/c5-3-1-2-4(6)7/h1-2,5H,3H2,(H,6,7)/b2-1+"	"C(=O)(O)/C=C/CO"	"-"	"HMDB0003381"	"179637"	"FA 4:1;O"	"6155526"	"-"	"-"	"-"	"Fatty Acyls [FA]"	"Fatty Acids and Conjugates [FA01]"	"Unsaturated fatty acids [FA0103]"	"-"	"-"	"-"