ethyl 2-acetoxy-1-(3-methylbut-2-enyl)cyclohex-2-enecarboxylate

ethyl 1-(3-chloro-3-methylbutyl)-2-trimethylsilyloxycyclohex-2-enecarboxylate

1-(3-chlor-2-buten-1-yl)-2-hydroxy-cyclohexancarbonsaeureaethylester

1-二乙基氨-3-丁酮