{[(4-甲氧基苯基)磺酰基]氨基}乙酸

N-(2,4-二硝基苯基)氨基乙酸

(2S,3R)-5-oxo-3-phenylpyrrolidine-2-carboxylic acid

N-(1H-吲哚-3-基乙酰基)甘氨酸

2-[(3-amino-4,6-dimethylthieno[2,3-b]pyridine-2-carbonyl)amino]acetic acid