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龙胆苦苷是()

单选题
2021-12-24 00:06
A、A.单萜
B、B.二萜
C、C.环烯醚萜醇
D、D.环烯醚萜苷
E、E.裂环环烯醚萜苷
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正确答案
E

试题解析

感兴趣题目
(1).成分中含挥发油的药材是()
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(4).主要成分含生物碱的药材是()
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逻辑运算符(AND、NOT、OR)的运算顺序是AND→OR→NOT。
逻辑运算符(AND、NOT、OR)的运算顺序是AND→OR→NOT。
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龙胆苦苷的结构类型是
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