Investigation of the dried whole plants of Artemisia annua led to the isolation of two new sesquiterpenes, artemanins A (1) and B (2), along with twenty-nine known compounds. The structures of the new compounds were elucidated by spectroscopic and chemical means.

中文翻译：

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来自青蒿的两种新的倍半萜。

对干蒿的整个植物的研究导致分离出两个新的倍半萜，青蒿素A（1）和B（2），以及29种已知化合物。通过光谱和化学方法阐明了新化合物的结构。