参考文献

BOEHRINGER INGELHEIM INTERNATIONAL GMBH; KIRRANE, JR., Thomas Martin; MARSHALL, Daniel Richard; SIBLEY, Robert; SNOW, Roger John; SOLEYMANZADEH, Fariba; SORCEK, Ronald John Patent: WO2012/54367 A1, 2012 ; Location in patent: Page/Page column 49-50 ; WO 2012/054367 A1