(E)-1-(2,6,6-trimethylcyclohex-2-en-1-yl)but-2-en-1-one4-(2,6,6-Trimethyl-2-cyclohexenyl)-2-buten-4-onealpha-Damascone1-(2,6,6-trimethylcyclohex-2-en-1-yl)but-2-enone1-(2,6,6-trimethyl-2-cyclohexen-1-yl)-trans-2-Buten-1-oneTMCHB1-(2,6,6-trimethyl-2-cyclohexen-1-yl)-2-butenone