4-(2-Hydroxy-ethyl)-piperazine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester

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

4-(2-Chloro-acetyl)-piperazine-1,2-dicarboxylic acid 1-benzyl ester 2-methyl ester

4-(2-Amino-acetyl)-2-methyl-piperazine-1-carboxylic acid tert-butyl ester

4-Carboxymethyl-[1,4]diazepane-1-carboxylic acid tert-butyl ester

(4-Acetyl-[1,4]diazepan-1-yl)-acetic acid

2-[(2-Hydroxy-ethylamino)-methyl]-benzonitrile

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

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

2-[(4-Chloro-benzyl)-cyclopropyl-amino]-ethanol

N*1*-(2,6-Dichloro-benzyl)-N*1*-ethyl-ethane-1,2-diamine