MERCK SHARP and DOHME CORP.; LAYTON, Mark, E.; PERO, Joseph, E.; FIJI, Hannah; KELLY, Michael, J., III; DE LEON, Pablo; ROSSI, Michael, A.; GILBERT, Kevin, F.; ROECKER, Anthony, J.; ZHAO, Zhijian; MERCER, Swati Pal; WOLKENBERG, Scott; MULHEARN, James; ZHAO, Lianyun; LI, Dansu Patent: WO2013/63459 A1, 2013 ; WO 2013/063459 A1