甲氧苄氨嘧啶的化学名为（ ） ( 难度：5)
- A、5-[[3,4,5-trimethoxyphenyl]methyl]-2,6-pyrimidinediamine
- B、5-[[3,4,5-trimethoxyphenyl]methyl]-2,4-pyrimidinediamine
- C、5-[[3,4,5-trimethoxyphenyl]ethyl]-2,4-pyrimidinediamine
- D、5-[[3,4,5-trimethyphenyl]methyl]-2.4-pyrimidinediamine
- E、5-[[3,4,5-trimethoxyphenyl]methyl]-4,6-pyrimidinediamine
正确答案:B
答案解析:有
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