4-[(4R)-4-hydroxy-2,6,6-trimethylcyclohex-1-enyl]but-3-yn-2-one

2,6,6-三甲基环己-2-烯-1-基甲腈

1-hydroxy-2,2,6-trimethyl-cyclohexanecarbonitrile

6,6-二甲基-2-亚甲基-3-环己烯-1-羧酸乙酯

1-(2,6,6-trimethylcyclohexa-2,4-dien-1-yl)but-3-en-1-one