Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Taniguchi Shoko and Kuroda Kayo and Doi Kou-ichi and Tanabe Masahiro and Shibata Takashi and Yoshida Takashi and Hatano Tsutomu,"Revised Structures of Gambiriins A1, A2, B1, and B2, Chalcane-Flavan Dimers from Gambir (Uncaria gambir Extract)",Chemical and Pharmaceutical Bulletin,00092363,The Pharmaceutical Society of Japan,2007,55,2,268-272,https://cir.nii.ac.jp/crid/1390001204169334528,https://doi.org/10.1248/cpb.55.268