5-(3,5-Dimethyl-pyrazol-1-ylmethyl)-furan-2-carboxylic acid

2,5-Diphenyl-2 H -pyrazole-3,4-dicarboxylic acid

1-Ethyl-5-methyl-1H-pyrazole-4-carboxylic acid

5-(4-Iodo-phenoxymethyl)-furan-2-carboxylic acid

3-(3-Chloro-phenyl)-3-(9 H -fluoren-9-ylmethoxycarbonylamino)-propionic acid

3-(3-氯-苯基)-3-(9H-芴-9-基甲氧基羰基氨基)-丙酸

4-Aminomethyl-5- tert -butyl-furan-2-carboxylic acid

5-Oxo-thiomorpholine-3-carboxylic acid

3-(2-Methyl-piperidin-1-yl)-propionic acid hydrochloride

Azepan-1-yl-acetic acid

Pyrrolidin-1-yl-acetic acid

2-(1-吡咯烷基)乙酸

3-(3-Methoxy-isoxazol-5-yl)-propionic acid