3-Buten-2-one, 3-methyl-4-(3,5,6-trimethyl-3-cyclohexen-1-yl)- 3-Methyl-4-(2,3,5-trimethyl-4-cyclohexen-1-yl)-3-buten-2-one 3-Methyl-4-(3,5,6-trimethyl-3-cyclohexen-1-yl)-3-buten-2-one 67801-31-4 EINECS 267-151-4