试题与答案

西咪替丁的结构特点包括() A.含五元吡咯环 B.含有硫原子结构 C.含有胍的结构

题型:多项选择题

题目:

西咪替丁的结构特点包括()

A.含五元吡咯环

B.含有硫原子结构

C.含有胍的结构

D.含有2-氨基噻唑的结构

E.含有两个甲基

答案:

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C.Outdoor activities

D.School life in America

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