a new highly oxygenated eremophilenolide was isolated from Ligulariopsis shichuana. Its structure was elucidated by NMR spectroscopic and X-ray diffraction methods.
基金The work was financed by the NNSFC (No. 29972017 and QT program).
文摘a new highly oxygenated eremophilenolide was isolated from Ligulariopsis shichuana. Its structure was elucidated by NMR spectroscopic and X-ray diffraction methods.
