[(S)-3-(tert-Butoxycarbonyl-ethyl-amino)-piperidin-1-yl]-acetic acid

[4-(tert-Butoxycarbonyl-cyclopropyl-amino)-piperidin-1-yl]-acetic acid

[1-(2-Hydroxy-ethyl)-pyrrolidin-3-ylmethyl]-carbamic acid benzyl ester

[1-(2-Hydroxy-ethyl)-piperidin-4-ylmethyl]-carbamic acid benzyl ester

[1-(2-Hydroxy-ethyl)-piperidin-4-ylmethyl]-methyl-carbamic acid benzyl ester

Ethyl-[4-(2-hydroxy-ethylamino)-cyclohexyl]-carbamic acid benzyl ester

[1-(2-Hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-isopropyl-carbamic acid benzyl ester

[4-(2-Hydroxy-ethylamino)-cyclohexyl]-isopropyl-carbamic acid benzyl ester

Cyclopropyl-[(R)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid benzyl ester

[1-(2-Amino-ethyl)-pyrrolidin-3-yl]-carbamic acid benzyl ester

[1-(2-Amino-ethyl)-piperidin-4-ylmethyl]-carbamic acid benzyl ester