参考文献:
BRISTOL-MYERS SQUIBB COMPANY COOK II, James H. MCDONALD, Ivar, M. KING, Dalton OLSON, Richard, E. WANG, Nenghui IWUAGWU, Christiana, I. ZUSI, Christopher, F. MACOR, John, E. Patent: WO2/5292 A, 2 Location in patent: Page/Page column 5 WO 2/5292 A