SMILES: CC1=C(C(C[C@@H](C1)O)(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(=O)[C@H](CC2(C)C)O)C)/C)/C
Description: The molecule is a carotenone that consists of beta,beta-caroten-4-one bearing two hydroxy substituents at positions 3 and 3' (the 3S,3'R diastereomer). It has a role as an algal metabolite, an animal metabolite, a marine metabolite, a bacterial metabolite, a plant metabolite and an antineoplastic agent. It is a cyclic ketone, a secondary alcohol and a carotenone.