GILEAD SCIENCES, INC.; CHO, Aesop; CHONG, Lee, S.; CLARKE, Michael, O'neil Hanrahan; DOERFFLER, Edward; KIM, Choung, U.; LIU, Qi; WATKINS, William, J.; ZHANG, Jennifer, R. Patent: WO2011/31669 A1, 2011 ; Location in patent: Page/Page column 85; 87 ;