2,4,6,8-Nonatetraenamide, N-ethyl-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-, (all E)- 2,4,6,8-Nonatetraenamide, N-ethyl-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-, (all-E)- 56281-36-8 Motretinide NSC351523