1-(4-chloro-3-nitrobenzoyl)piperazine

1-(3-methoxybenzoyl)-1,4-diazepane

1-(1,4-diazepan-1-yl)-2-ethylbutan-1-one

3-cyclopentyl-1-(1,4-diazepan-1-yl)propan-1-one

2-methyl-1-(3-methylpiperazin-1-yl)propan-1-one

1-(furan-2-carbonyl)-3-methylpiperazine

1-(3-methoxybenzoyl)-3-methylpiperazine

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

1-(furan-2-carbonyl)-2-methylpiperazine

1-(3-bromobenzoyl)-2-methylpiperazine

3-methyl-1-(2-methylpiperazin-1-yl)butan-1-one