(2Z,4E,7S)-1-Methylethyl 11-methoxy-3,7,11-trimethyl-2,4-dodecadienoate 1-Methylethyl 11-methoxy-3,7S,11-trimethyl-2Z,4E-dodecadienoate 134678-54-9 2,4-Dodecadienoic acid, 11-methoxy-3,7,11-trimethyl-, 1-methylethyl ester, (2Z,4E,7S)-