2-[(5-Chloro-2-pyridinyl)amino]-2-oxoacetic acid, ethyl ester（349125-08-2）;2-[(5-Chloro-2-pyridinyl)amino]-2-oxoacetic acid, ethyl ester, hydrochloride (1:1)（1243308-37-3）;N-[(1R,2S,5S)-2-Amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamic acid, 1,1-dimethylethyl ester（365998-36-3）;N-[(1R,2S,5S)-2-Amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamic acid, 1,1-dimethylethyl ester, ethanedioate (1:1)（1210348-34-7）;4,5,6,7-Tetrahydro-5-methylthiazolo[5,4-c]pyridine-2-carboxylic acid, hydrochloride (1:1)（720720-96-7 ）
