A New Binary Carbazole Alkaloid from Murraya koenigii

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A new binary carbazole alkaloid, 8, 8"-biskoenigine (1), along with its monomer,kocnigine, was isolated from the dried leaves of Murraya koenigii collected in Xishuangbanna,Yunnan province. The structure of 1 was established by spectroscopic methods.
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