Li Ya, Wu Yan-Qi, Shi Yan-Ping
Key Laboratory for Natural Medicine of Gansu Province, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, People's Republic of China.
Pharmazie. 2003 Dec;58(12):937-8.
A new lupane type triterpenoid, 3beta, 11alpha-dihydroxy-30-norlupan-20-one and 6 known lupane triterpenoids were isolated from the petroleum ether (60-90 degrees C) extract of the whole plant of Salvia roborowskii Maxim. Their structures were elucidated by means of spectral methods including NMR and MS techniques.
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