Breslin; Kukla; Ludovici; Mohrbacher; Ho; Miranda; Rodgers; Hitchens; Leo; Gauthier; Scott; De Clercq; Pauwels; Andries; Janssen Journal of Medicinal Chemistry, 1995, vol. 38, # 5 p. 771 - 793 doi: 10.1021/jm00005a005