carotenoid 1',2'-Dihydro-gamma-carotene 538.454 538.88850 C40H58 CC(C)CCC\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\C1=C(C)CCCC1(C)C CHEBI:80166 InChI=1S/C40H58/c1-32(2)18-13-21-35(5)24-15-26-36(6)25-14-22-33(3)19-11-12-20-34(4)23-16-27-37(7)29-30-39-38(8)28-17-31-40(39,9)10/h11-12,14-16,19-20,22-27,29-30,32H,13,17-18,21,28,31H2,1-10H3/b12-11+,22-14+,23-16+,26-15+,30-29+,33-19+,34-20+,35-24+,36-25+,37-27+ KEGG:C15907 KNApSAcK:C00022806 QEGVGQAQPZTQFE-BXOLYSJBSA-N chebi_ontology