carotenoid psi-end group neurosporene (6E,8E,10E,12E,14E,16E,18E,20E,22E,26E)-2,6,10,14,19,23,27,31-octamethyldotriaconta-2,6,8,10,12,14,16,18,20,22,26,30-dodecaene 538.454 538.88852 7,8-dihydro-psi,psi-carotene ATCICVFRSJQYDV-XILUKMICSA-N C40H58 CAS:502-64-7 CC(C)=CCC\C(C)=C\CC\C(C)=C\C=C\C(C)=C\C=C\C=C(C)\C=C\C=C(C)\C=C\C=C(/C)CCC=C(C)C CHEBI:14643 CHEBI:16833 CHEBI:25511 CHEBI:7541 InChI=1S/C40H58/c1-33(2)19-13-23-37(7)27-17-31-39(9)29-15-25-35(5)21-11-12-22-36(6)26-16-30-40(10)32-18-28-38(8)24-14-20-34(3)4/h11-12,15-17,19-22,25-31H,13-14,18,23-24,32H2,1-10H3/b12-11+,25-15+,26-16+,31-17+,35-21+,36-22+,37-27+,38-28+,39-29+,40-30+ KEGG:C05431 KNApSAcK:C00000912 LIPID_MAPS_instance:LMPR01070086 Neurosporene all-trans-neurosporene chebi_ontology acyclic carotene