(S)-2-Amino-N-(2-dimethylamino-cyclohexyl)-N-isopropyl-propionamide

(S)-2-Amino-N-ethyl-3-methyl-N-(1-methyl-piperidin-2-ylmethyl)-butyramide

(S)-2-Amino-N-isopropyl-3-methyl-N-((S)-1-methyl-pyrrolidin-2-ylmethyl)-butyramide

(S)-2-Amino-N-cyclopropyl-3-methyl-N-((R)-1-methyl-pyrrolidin-3-yl)-butyramide

(1R,4R)-(S)-2-Amino-N-cyclopropyl-N-(4-dimethylamino-cyclohexyl)-3-methyl-butyramide

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

[(R)-1-(2-Hydroxy-ethyl)-piperidin-3-yl]-methyl-carbamic acid tert-butyl ester

Ethyl-[(R)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid tert-butyl ester

(1R,4R)-Ethyl-[4-(2-hydroxy-ethylamino)-cyclohexyl]-carbamic acid tert-butyl ester

[(R)-1-(2-Hydroxy-ethyl)-piperidin-3-yl]-isopropyl-carbamic acid tert-butyl ester

Cyclopropyl-[(S)-1-(2-hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-carbamic acid tert-butyl ester