茜草素的结构是()

A . ['https://assets.asklib.com/psource/201609071031241256.gif B .https://assets.asklib.com/psource/2016090710312929525.gif C .https://assets.asklib.com/psource/2016090710313567683.gif D .https://assets.asklib.com/psource/2016090710314135922.gif E .https://assets.asklib.com/psource/2016090710314748218.gif

时间:2022-09-08 18:20:57 所属题库:天然药物化学基本知识题库

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