参考文献

MERCK SHARP andamp;; DOHME CORP.; CHEN, Shu-Hui; WU, Hao; DONG, Jingchao; LIU, Shilan; NIU, Yinhui Patent: WO2010/91543 A1, 2010 ; Location in patent: Page/Page column 23 ; WO 2010/091543 A1