氨茶碱的化学结构为()

A . ['https://assets.asklib.com/psource/2015081810592940975.png B .https://assets.asklib.com/psource/201508181059343974.png C .https://assets.asklib.com/psource/2015081810593862951.png D .https://assets.asklib.com/psource/2015081810594290962.png E .https://assets.asklib.com/psource/2015081810594639583.png

时间:2022-11-02 04:03:13 所属题库:常用药物结构特征与作用题库

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