"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"
"LMST02030163"	"16,17-didehydroprogesterone"	"pregna-4,16-diene-3,20-dione"	"C21H28O2"	"312.20893"	"Sterol Lipids [ST]"	"Steroids [ST02]"	"C21 steroids (gluco/mineralocorticoids, progestogins) and derivatives [ST0203]"	"-"	"16,17-Didehydroprogesterone; 16-Dehydroprogesterone; 3,20-dioxopregna-4,16-diene; Delta(4,16)-pregnadiene-3,20-dione"	"VRRHHTISESGZFN-RKFFNLMFSA-N"	"InChI=1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h6,12,16,18-19H,4-5,7-11H2,1-3H3/t16-,18-,19-,20-,21+/m0/s1"	"C1CC2[C@@](C)([C@@]3([H])CC[C@@]4(C(=CC[C@@]4([H])[C@]13[H])C(=O)C)C)CCC(=O)C=2"	"C03207"	"HMDB0000995"	"18204"	"ST 21:4;O2"	"101964"	"-"	"-"	"-"	"-"	"-"	"-"	"-"	"-"	"-"