F. HOFFMANN-LA ROCHE AG; KNUST, Henner; KOBLET, Andreas; NETTEKOVEN, Matthias; RATNI, Hasane; RIEMER, Claus; VIFIAN, Walter Patent: WO2011/85886 A1, 2011 ; Location in patent: Page/Page column 93 ; WO 2011/085886 A1