[1-(3-Chloro-quinoxalin-2-yl)-piperidin-4-yl]-methanol

4-(5-Fluoro-pyrimidin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester

4-(5-Chloro-pyrimidin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester

[1-(5-Fluoro-pyrimidin-2-yl)-piperidin-3-ylmethyl]-carbamic acid tert-butyl ester

1-(4-Chloro-5-methyl-pyrimidin-2-yl)-piperidine-2-carboxylic acid

4-[(6-Chloro-2-methylsulfanyl-pyrimidin-4-yl)-methyl-amino]-piperidine-1-carboxylic acid tert-butyl ester

(R)-3-(5-Chloro-pyrimidin-2-yloxy)-pyrrolidine-1-carboxylic acid tert-butyl ester

(S)-3-(4-Chloro-5-methyl-pyrimidin-2-ylamino)-pyrrolidine-1-carboxylic acid tert-butyl ester

2-[(6-Chloro-2-methylsulfanyl-pyrimidin-4-ylamino)-methyl]-pyrrolidine-1-carboxylic acid tert-butyl ester

1-(6-Chloro-2-methylsulfanyl-pyrimidin-4-yl)-pyrrolidin-3-ol

(R)-1-(4,6-Dimethyl-pyrimidin-2-yl)-pyrrolidin-3-ol