F. Nagashima et al., NEW SESQUITERPENOIDS AND DITERPENOIDS FROM THE JAPANESE LIVERWORT JUNGERMANNIA-INFUSCA (MITT) STEPH, Chemical and Pharmaceutical Bulletin, 46(7), 1998, pp. 1184-1185
Two new peroxy cuparene-type sesquiterpenoids, a new 8,9-seco-labdane-
type diterpenoid and previously known compounds, have been isolated fr
om the diethyl ether extract of Jungermannia infusca and their structu
res elucidated from 2D NMR and/or X-ray crystallographic analysis.