. "C40H64"^^ . . . . . . "15-cis-phytoene"^^ . "cis-phytoene"^^ . "15-cis-7,8,11,12,7',8',11',12'-octahydro-psi,psi-carotene"^^ . "(6E,10E,14E,16Z,18E,22E,26E)-2,6,10,14,19,23,27,31-octamethyldotriaconta-2,6,10,14,16,18,22,26,30-nonaene"^^ . "544.936"^^ . "15-cis-phytoene"^^ . . . .