2,4,6,8-Nonatetraenamide, N-ethyl-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl- 54757-59-4 Tmmp ethyl ester Tmmp-era Trimethylmethoxyphenyl-N-ethyl retinamide trans-N-Ethyl-9-(4-methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-2,4,6,8-nonatetraenamide