核磁无明显杂峰，纯度大于95%

3-carbamoyl-1-(4-methoxyphenyl)-4-(2-((4-(2-oxopiperidin-1-yl)phenyl)amino)ethyl)-1H-pyrazole-5-carboxylic acid

C25H27N5O5

Exact Mass: 477.20

Mol. Wt.: 477.51

m/e: 477.20 (100.0%), 478.20 (29.7%), 479.21 (4.9%)

C, 62.88; H, 5.70; N, 14.67; O, 16.75