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Two triterpenoids isolated from ethyl acetate fraction of Huperzia serrata (Thunb.) trevis

To extract, isolate, determine the structure of compounds from Huperzia serrata (Thunb.) Trevis. Subjects and methods: The samples were collected in Tamdao National Park. The structure of substances was determined by spectral methods. | Two triterpenoids isolated from ethyl acetate fraction of Huperzia serrata (Thunb.) trevis