英语语法分析

The effective chemical composition are the lactone and ketonic compound.

有效化学成分为倍半萜内酯及黄酮。

Solid phase synthesing method of aldehyde, ketonic, oxime, amine and isohydroximic acid compound.

醛，酮，肟，胺和异羟肟酸化合物的固相合成方法。