Studies on the Constituents of Catalpa Species. IX. Iridoids from the Fallen Leaves of Catalpa ovata G. DON

Koichi Machida, Erika Hishinuma, Masao Kikuchi
2004 Chemical and pharmaceutical bulletin  
doi:10.1248/cpb.52.618 pmid:15133219 fatcat:curk33bm25gmvf4ie7szomclje