"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"
"LMSP01010002"	"3-ketosphingosine"	"3-keto-sphing-4-enine"	"C18H35NO2"	"297.266779"	"Sphingolipids [SP]"	"Sphingoid bases [SP01]"	"Sphing-4-enines (Sphingosines) [SP0101]"	"-"	"(2S,4E)-3-ketosphingosine"	"VWTPJNGTEYZXFV-ZWKQNVPVSA-N"	"InChI=1S/C18H35NO2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18(21)17(19)16-20/h14-15,17,20H,2-13,16,19H2,1H3/b15-14+/t17-/m0/s1"	"[C@](CO)([H])(N)C(=O)/C=C/CCCCCCCCCCCCC"	"C06121"	"-"	"20096"	"SPB 18:2;O2"	"9839212"	"-"	"-"	"-"	"-"	"-"	"-"	"-"	"4932"	"16330752"