参考文献

ACTELION PHARMACEUTICALS LTD; BOLLI, Martin; BOSS, Christoph; BROTSCHI, Christine; HEIDMANN, Bibia; SIFFERLEN, Thierry; TRACHSEL, Daniel; WILLIAMS, Jodi T. Patent: WO2012/114252 A1, 2012 ; Location in patent: Page/Page column 58 ; WO 2012/114252 A1