英语语法分析

The recent progress in research on pyridazinone derivatives was summarized in this paper.

简要综述哒嗪酮类化合物近年来的药用研究进展。

Pyridazinone derivatives with 1,2,4-triazole schiff base, preparation method and application thereof.

含1，2，4-三唑席夫碱哒嗪酮类衍生物及其制备方法和用途。

The derivatives of 6 - (4-substituted phenyl) pyridazinone have potent activity against platelet aggregation.

取代苯基哒嗪酮类衍生物具有较强的抑制血小板聚集作用。