A novel coumarone, platyphyllin A (1), was isolated from the leaves of Betula platyphylla Suk..The structure elucidation was accomplished by the analysis of spe
A new triterpene glycoside, arjunetoside, together with oleanolic and arjunic acids has been isolated from the root bark of Terminalia arjuna. The structure of
A new indole alkaloid, crenulatine (1), along with twenty known compounds, was isolated from the stems of Lionia Crenulata. Their structures were identified by