BOEHRINGER INGELHEIM INTERNATIONAL GMBH; DAHMANN, Georg; DOLLINGER, Horst; GNAMM, Christian; FIEGEN, Dennis; HOFFMANN, Matthias; LAMB, David, James; KLICIC, Jasna; SCHNAPP, Andreas Patent: WO2013/156608 A1, 2013 ; Location in patent: Page/Page column 48 ;