504 Journal of Medicinal Chemistry, 1972, Vol. 15, No. 5 ... Campen, Jr., J. Amer. Chem. SOC., 80,591 (1958). (26) HB Wright, DA Dunnigan, and U. Biermacher, J. Med. Chem., 7, 113 (1964). ... (27) R. H. Cornforth, JW Cornforth, and G. Popjak, Tetrahedron. ... Synthesis of New 2-Alkylamino- 1,4-naph thoquinones as Inhibitors of Coenzyme Q and as Antimalarials? ... Thomas H. Porter, Frederick S. Skelton, Christine M. Bowman, and Karl Folkers* Institute for ...