AMGEN INC.
Patent: WO2008/8539 A2, 2008 ;
Location in patent: Page/Page column 102 ;

Tsuritani, Takayuki; Kii, Satoshi; Akao, Atsushi; Sato, Kimihiko; Nonoyama, Nobuaki; Mase, Toshiaki; Yasuda, Nobuyoshi
Synlett, 2006 , # 5 p. 801 - 803