参考文献:
SIGNAL PHARMACEUTICALS, LLC ELSNER, Jan HARRIS, Roy, L. LEE, Branden MORTENSEN, Deborah PACKARD, Garrick PAPA, Patrick PERRIN-NINKOVIC, Sophie RIGGS, Jennifer SANKAR, Sabita SAPIENZA, John SHEVLIN, Graziella TEHRANI, Lida XU, Weiming ZHAO, Jingjing PARNES, Jason MADAKAMUTIL Loui FULTZ Kimberly NARLA, Rama K. Patent: WO00/657 A, 00 Location in patent: Page/Page column 3 WO 00/0657 A