"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" "LMPK12120385" "Demethylpraecanson B" "-" "C21H20O5" "352.131075" "Polyketides [PK]" "Flavonoids [PK12]" "Chalcones and dihydrochalcones [PK1212]" "-" "-" "LVLWMEHPCPSNOQ-PTNGSMBKSA-N" "InChI=1S/C21H20O5/c1-21(2)10-9-14-17(26-21)12-18(25-3)19(20(14)24)16(23)11-15(22)13-7-5-4-6-8-13/h4-12,22,24H,1-3H3/b15-11-" "C12OC(C)(C)C=CC1=C(O)C(C(=O)/C=C(\O)/C1C=CC=CC=1)=C(OC)C=2" "-" "-" "-" "-" "9975280" "-" "-" "-" "-" "-" "-" "-" "33090" "-"