has part has part has_part has role independent continuant carotenoid psi-end derivative lycopene psi,psi-carotene (6E,8E,10E,12E,14E,16E,18E,20E,22E,24E,26E)-2,6,10,14,19,23,27,31-octamethyldotriaconta-2,6,8,10,12,14,16,18,20,22,24,26,30-tridecaene Lycopene An acyclic carotene commonly obtained from tomatoes and other red fruits. all-trans-lycopene psi,psi-carotene LYCOPENE antioxidant acyclic carotene plant metabolite