"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" "LMPR01070765","2-Keto-3,4-dehydro-beta-carotene","3,4-Didehydro-beta,beta-caroten-2-one","C40H52O","548.401816","Prenol Lipids [PR]","Isoprenoids [PR01]","C40 isoprenoids (tetraterpenes) [PR0107]","-","3,4-didehydro-beta-caroten-2-one; 2-Keto-3,4-dehydro-beta-carotene; 3,4-didehydro-beta-caroten-2-one","WOXFCLQUFVJAEV-VTSYBOBWSA-N","InChI=1S/C40H52O/c1-30(18-13-20-32(3)23-26-36-34(5)22-15-29-39(36,7)8)16-11-12-17-31(2)19-14-21-33(4)24-27-37-35(6)25-28-38(41)40(37,9)10/h11-14,16-21,23-28H,15,22,29H2,1-10H3/b12-11+,18-13+,19-14+,26-23+,27-24+,30-16+,31-17+,32-20+,33-21+","C1(=O)C(C)(C)C(/C=C/C(/C)=C/C=C/C(/C)=C/C=C/C=C(\C)/C=C/C=C(\C)/C=C/C2=C(C)CCCC2(C)C)=C(C)C=C1","-","-","-","-","14523233","-","-","-","-","-","-","-","50529","-"