英语语法分析

Fused 1, 2, 4-thiadiazine derivatives, their preparation and use.

稠合的1,2,4 -噻二嗪衍生物、其制备方法和用途。

Fused 1, 2, 4-thiadiazine derivatives, their preparation method and use.

稠合1,2,4 -噻二嗪衍生物及其制备方法和用途。