MERCK SHARP and DOHME CORP.; EDMONDSON, Scott; HU, Zhiyong; LIU, Ping; MORRIELLO, Gregori, J.; SZEWCZYK, Jason, W.; WANG, Bowei; WANG, Liping; WOOD, Harold, B.; ZHU, Cheng; ZHU, Yuping; GUO, Zhiqiang Patent: WO2013/74388 A1, 2013