N,N-dimethyl-4-(piperazine-1-carbonyl)aniline

1-[2-(trifluoromethyl)benzoyl]-1,4-diazepane

(3-甲基哌嗪-1-�?-苯基甲基�? 1-benzoyl-3-methylpiperazine

1-cyclohexanecarbonyl-3-methylpiperazine

1-(3-methylpiperazin-1-yl)hexan-1-one

3-methyl-1-(naphthalene-1-carbonyl)piperazine

2,2-dimethyl-1-(2-methylpiperazin-1-yl)propan-1-one

1-(2-methylpiperazin-1-yl)hexan-1-one

1-(4-tert-butylbenzoyl)-2-methylpiperazine

2-methyl-1-[4-(trifluoromethyl)benzoyl]piperazine

ethyl (2Z)-2-chloro-2-[2-(2-ethylphenyl)hydrazin-1-ylidene]acetate