Smith N D, Mancuso J, Lautens M
Merck Research Laboratories, 505 Coast Boulevard, South, Suite 300, La Jolla, California 92037, and Department of Chemistry, University of Toronto, 80 Saint George Street, Toronto, Ontario, M5S 3H6, Canada.
Chem Rev. 2000 Aug 9;100(8):3257-82. doi: 10.1021/cr9902695.