1-[4-(2-Amino-ethyl)-2-methyl-piperazin-1-yl]-ethanone

2-Chloro-1-(2,4-dimethyl-piperazin-1-yl)-ethanone

4-Carboxymethyl-2-methyl-piperazine-1-carboxylic acid tert-butyl ester

(3,4-Dimethyl-piperazin-1-yl)-acetic acid

2-[(2,4-Dichloro-benzyl)-methyl-amino]-ethanol

2-[(3,4-Dichloro-benzyl)-ethyl-amino]-ethanol

2-[(4-Fluoro-benzyl)-isopropyl-amino]-ethanol

2-[Cyclopropyl-(4-methoxy-benzyl)-amino]-ethanol

N*1*-Methyl-N*1*-(4-methyl-benzyl)-ethane-1,2-diamine

N*1*-(2,4-Dichloro-benzyl)-N*1*-isopropyl-ethane-1,2-diamine

N*1*-(2-Chloro-6-fluoro-benzyl)-N*1*-cyclopropyl-ethane-1,2-diamine