1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-2-buten-1-one 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)- 35044-68-9 4-(2,6,6-Trimethylcyclohex-1-enyl)but-2-en-4-one Damasione