N*1*-(3-Chloro-pyrazin-2-ylmethyl)-N*1*-cyclopropyl-ethane-1,2-diamine

N*1*-(6-Chloro-pyridazin-3-ylmethyl)-N*1*-methyl-ethane-1,2-diamine

N*1*-Cyclopropyl-N*1*-(6-methoxy-pyridazin-3-ylmethyl)-ethane-1,2-diamine

2-Chloro-N-methyl-N-pyrazin-2-ylmethyl-acetamide

2-Amino-N-cyclopropyl-N-pyrazin-2-ylmethyl-acetamide

2-Amino-N-cyclopropyl-N-(3-methylsulfanyl-pyrazin-2-ylmethyl)-acetamide

2-Amino-N-isopropyl-N-(3-methoxy-pyrazin-2-ylmethyl)-acetamide

2-Chloro-N-(1-pyrazin-2-yl-ethyl)-acetamide

2-Chloro-N-methyl-N-(1-pyrazin-2-yl-ethyl)-acetamide

2-Chloro-N-(6-chloro-pyridazin-3-ylmethyl)-N-isopropyl-acetamide

2-Amino-N-methyl-N-(2-oxo-2-pyrazin-2-yl-ethyl)-acetamide