N*1*-Cyclopropyl-N*1*-pyridin-2-ylmethyl-ethane-1,2-diamine

(1-Pyridin-2-yl-ethylamino)-acetic acid

(Isopropyl-pyridin-2-ylmethyl-amino)-acetic acid

(Cyclopropyl-pyridin-3-ylmethyl-amino)-acetic acid

[Methyl-(2-oxo-2-thiophen-2-yl-ethyl)-amino]-acetic acid

[Methyl-(1-thiazol-2-yl-ethyl)-amino]-acetic acid

[Cyclopropyl-(1-thiazol-2-yl-ethyl)-amino]-acetic acid

[Methyl-(3-methyl-thiophen-2-ylmethyl)-amino]-acetic acid

N*1*-(2-Chloro-thiazol-5-ylmethyl)-N*1*-cyclopropyl-ethane-1,2-diamine

N*1*-Methyl-N*1*-thiazol-5-ylmethyl-ethane-1,2-diamine

N*1*-Cyclopropyl-N*1*-thiazol-5-ylmethyl-ethane-1,2-diamine