4-(ethoxymethylidene)cyclohexene

3-(cyclohexen-1-yl)benzaldehyde

3-(1-formylcyclohex-3-en-1-yl)propanenitrile

4-氯环己烯

4-[(2-cyclohex-3-en-1-yl-1,3-dioxolan-4-yl)methyl]morpholine