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4-Methylpiperazine-1-carbonyl chloride

1-(4-Hydroxybenzoyl)-4-methylpiperazine

1-Chloropropyl-4-methylpiperazine

1-(Cinnamyl)piperazine

1-Cinnamoylpiperazine

1-(2,3-Dichlorophenyl)piperazine dihydrobromide

1-(4-Benzyloxyphenyl)piperazine hydrochloride

1-(4-Acetylphenyl)piperazine

1-(4-Bromophenyl)piperazine hydrochloride

1-Naphthalen-2-yl-piperazine dihydrochloride