2,5-dioxofuran-3-sulfonic acid

3-(4-溴苯甲酰基)丙烯酸

4-oxo-4-(1,3,4-thiadiazol-2-ylamino)but-2-enoic acid

2-[2-cyclohexylimino-3-(3-methoxyphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid

2-[2-cyclohexylimino-3-(4-methylphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid