[1-(3-Chloro-quinoxalin-2-yl)-piper idin-4-yl]-carbamic acid tert-butyl ester

3-(3-Chloro-quinoxalin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester

[1-(6-Chloro-pyrimidin-4-yl)-piperidin-3-yl]-carbamic acid tert-butyl ester

4-(4-Methyl-pyridin-2-yl)-piperazine-1-carboxylic acid tert-butyl ester

3-(4-Methyl-pyridin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester

[1-(6-Chloro-pyridin-3-ylmethyl)-piperidin-4-yl]-carbamic acid tert-butyl ester

(2-Chloro-benzyl)-pyrrolidin-2-ylmethyl-amine hydrochloride

3-(6-Chloro-pyridazin-3-yloxymethyl)-piperidine-1-carboxylic acid tert-butyl ester

2-(2-Fluoro-benzyloxymethyl)-piperidine hydrochloride

1-(3-Fluoro-benzyl)-piperidin-3-ol

1-(3-Methyl-pyrazin-2-yl)-piperidine-2-carboxylic acid

Piperidin-4-yl-pyrimidin-2-yl-amine hydrochloride

4-Methyl-2-(piperidin-3-yloxy)-pyridine hydrochloride

(6'-Bromo-3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-yl)-carbamic acid tert-butyl ester

3-(4-Methyl-pyrimidin-2-ylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester