Casagrande; Ferrini; Miragoli; Ferrari Bollettino Chimico Farmaceutico, 1973 , vol. 112, # 7 p. 445 - 454 Title/Abstract Full Text View citing articles Show Details Crowther,A.F. et al. Journal of Medicinal Chemistry, 1969 , vol. 12, # 4 p. 638 - 642