2,6-dimethyl-9H-carbazole

3-甲基-2,3,4,9-四氢-1H-咔唑

3-(chloromethyl)-7-methyl-1,4-dioxaspiro[4.5]decane

2-(diethoxymethyl)-5-methylcyclohexan-1-one

3-(diethoxymethyl)-6-methylcyclohexene