多选题:对奎宁的叙述正确的是(  )。

题目内容:
对奎宁的叙述正确的是(  )。 A.从金鸡纳树皮中得到
B.为二元碱,成盐酸盐水溶性大
C.绝对构型为3R,4S,8S,9R
D.属于氨基喹啉类抗疟药
E.由喹啉环和喹核碱环两部分组成
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