BOEHRINGER INGELHEIM INTERNATIONAL GMBH; EBEL, Heiner; FRATTINI, Sara; GERLACH, Kai; GIOVANNINI, Riccardo; HOENKE, Christoph; MAZZAFERRO, Rocco; SANTAGOSTINO, Marco; SCHEUERER, Stefan; TAUTERMANN, Christofer; TRIESELMANN, Thomas Patent: WO2011/73154 A1, 2011 ; Location in patent: Page/Page column 87; 88 ; WO 2011/073154 A1