1 KGD Beta,psi-caroten-4-one 1.000 2 U4Z Gamma-carotene 0.976 3 JPI (3~{S},5~{R},6~{R})-5-[(3~{S},7~{R},12~{S},16~{S},20~{S})-3,7,12,16,20,24-hexamethyl-24-oxidanyl-pentacosyl]-4,4,6-trimethyl-cyclohexane-1,3-diol 0.953