VITAE PHARMACEUTICALS, INC.; CLAREMON, David A.; LEFTHERIS, Katerina; SINGH, Suresh B.; TICE, Colin M.; YE, Yuanjie; ZHUANG, Linghang; ZHAO, Wei Patent: WO2011/2910 A1, 2011 ; Location in patent: Page/Page column 79 ; WO 2011/002910 A1