3-(3,3-二甲基丁基)环己酮

(3-methoxyphenyl) N-methylcarbamate

m-methoxyphenyl N-(2-bromo-3,3-dimethylbutyl)-N-methylcarbamate

ethyl 2-cyano-4,4-dimethylpent-2-enoate

1,1-dibromo-2-tert-butylcyclopropane