... Lawrence Bell*, H. Michael McGuire and G. Andrew Freeman Wellcome Research Laboratories, Department of Organic Chemistry, Burroughs Wellcome Co ... Heterocyclic Chem., 20, 41 (1983). ... 2.5 (m, 2, -СН2-СЯ2Аг), 3.6 (m, 2, -NHCfl2CH2), 7.24 (s, 5, ArH), 8.3 (d, J = 15, 1 ...