Ethyl-4-hydroxy-9-(4-methyoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,5,7-trienoat
ethyl (2Z,4E,6E,8E)-9-(4-methyoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoate
ethyl (2E,4E,6Z,8E)-9-(4-methyoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoate
etretinate
Ethyl-4-hydroxy-9-(4-methoxy-2,3,6-trimethylphenyl)-5,7-dimethylnona-2,7-dien-5-inoat