Two new ent-kaurane-type diterpenoids, 6β,7β,13α-trihydroxy-1α-acetoxy-7α,20-epoxy-ent-kaur-16-en-15-one (1) and 15β-hydroxy-6,7-seco-6,11β:6,20-diepoxy-1α,7-olide-ent-kaur-16-ene (2) were isolated from the Isodon nervosus, and the structures were elucidated by spectroscopic analysis.

中文翻译：

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新ENT从-kaurane型二萜香茶nervosus

两个新的ENT -kaurane型二萜，6β，7β，13α三羟基1α乙酰氧基7α，20-环氧ENT -kaur-16-SC-15酮（1）和15β羟基-6,7-开环-6,11β：6,20二环氧-1α，7- olide- ENT -kaur -16-烯（2）从分离香茶nervosus和结构经光谱分析阐明。