BANYU PHARMACEUTICAL CO., LTD.
Patent: EP1566384 A1, 2005 ;
Location in patent: Page/Page column 41 ;
EP 1566384 A1

Kikui, Hiroki; Moriyama, Katsuhiko; Togo, Hideo
Synthesis (Germany), 2013 , vol. 45, # 6 art. no. SS-2012-F0972-OP, p. 791 - 797