3-cyclopentyl-2-(6-oxo-6H-pyridazin-1-yl)-propionic acid 、
2-氨基噻唑 以afforded 3-cyclopentyl-2-(6-oxo-6H-pyridazin-1-yl)-N-thiazol-2-yl-propionamide as a white solid (39.9 mg, 29%)的产率得到3-cyclopentyl-2-(6-oxo-6H-pyridazin-1-yl)-N-thiazol-2-yl-propionamide