myrtenol

Conclusion: The major components of the essential oil from Rhodiola yunnanesis are 1-octanol (28.25%), geraniol (21.92%), linalol (8.34%), myrtenol (4.66%), decanol (4.09%), nerol acetate (3.52%)，etc.

结论：云天主要为正辛醇（28.25%）、袰牛儿醇(21.92%)、里哪醇(8.34%)、桃金娘醇(4.66%)、正葵醇(4.09%)及橙醇乙酸酯(3.52%)等。