2639-68-1 3,7,11-Trimethyl-1,6,10-dodecatrien-3-yl ester, 3,7,11-trimethyl-1,6,10-dodecatrien-3-yl ester 3,7,11-Trimethyl-1,6,10-dodecatrien-3-yl isobutyrate NSC72038 Nerolidyl isobutyrate