Abstract
A new diterpenoid, 18-hydroxy-14,15-dihydroxy-7-oxo-ent-atis-16-ene, and another kown diterpenoid, ent-atis-16(17)-ene-3,14-dione, were isolated from the roots of Euphorbia fischeriana. The structures of those compounds were elucidated by spectroscopic methods and literatura data.
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