4-(6-Oxo-2,4,4-trimethylcyclohexene-3-yl)-3-butene-2-ol

1-(2,6,6-Trimethyl-4-oxo-2-cyclohexene-1-yl)-1-butene-3-ol

4-(3-Hydroxy-1-butenyl)-3,5,5-trimethyl-2-cyclohexen-1-one

3,5,5-Trimethyl-4-(3-hydroxy-1-butenyl)-2-cyclohexene-1-one

3-oxo-α-ionol,4-(3-hydroxy-1-butenyl)-3,5,5-trimethyl-2-Cyclohexen-1-one