THE STRUCTURES OF EREMOFUKINONE, 9-ACETOXYFUKINANOLIDE AND S-JAPONIN FROM PETASITES JAPONICUS MAXIM
This paper deals with the structural determination of three new sesquiterpenes, eremofukinone (I), 9-acetoxyfukinanolide (II) and S-japonin (III), which were isolated from Petasites japonicus Maxim.