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1-(4-Chlorobenzyl)piperazine23145-88-233 % similar 1-Piperazinylpyrazine34803-68-433 % similar 1-(2-Chlorophenyl)piperazine39512-50-033 % similar 2-Mepp39512-51-133 % similar 1-(4-Fluorobenzyl)piperazine70931-28-133 % similar 1-Piperazineethanol103-76-432 % similar 2,2′-Dipyridylamine1202-34-232 % similar Aminoethylpiperazine140-31-832 % similar 1-Propylpiperazine21867-64-132 % similar 2-Fluoropyridine372-48-532 % similar 6-Piperazinonicotinonitrile149554-29-032 % similar 2-Piperazin-1-yl-1,3-benzothiazole55745-83-032 % similar 3-(1-Piperazinyl)-1,2-benzisothiazole87691-87-032 % similar 1-Benzoylpiperazine13754-38-632 % similar 1-Benzenesulfonyl-piperazine14172-55-532 % similar 1-(1-Naphthyl)piperazine57536-86-432 % similar 1-(1-Phenylethyl)piperazine69628-75-732 % similar 1-[2-(Dimethylamino)ethyl]piperazine3644-18-631 % similar N,N-Diethyl-2-(piperazin-1-yl)ethan-1-amine4038-92-031 % similar 4-(2-Piperazin-1-yl-ethyl)-morpholine4892-89-131 % similar