139874-44-5 2-Propenoic acid, 3-(1-methyl-4-(3-methyl-2-butenyl)-1H-imidazol-5-yl)-, methyl ester, (E)- 3-(1-Methyl-4-(3-methyl-2-butenyl)imidazol-5-yl)-2-propenoic acid methyl ester Methyl (E)-3-(1-methyl-4-(3-methyl-2-butenyl)-1H-imidazol-5-yl)-2-propenoate Visoltricin