3-(3-(cyclopentyloxy)-4-methoxyphenyl)-2-methyl-5-oxo-N-(pyridin-3-ylmethyl)pyrazolidine-1-carboxamide

2-溴乙基氯甲酸酯

5-甲氧基靛红酸酐

6-硝基苯并恶唑-2(3H)-酮

4-氯丁酰氯