1. Kim, D.H.,Arch. Pharm. Res. 1, 43(1978).
2. Whitehouse, M.W.,Biochem. Pharm. 13, 319(1964).
3. Northover, B.J.,J. Path. Bact. 87, 395(1964).
4. Adams, S.S., and Cobb, R., in “Progress in Medicinal Chemistry,” Vol. 5, Ellis, G.P., and West, G.B., eds., Plenum Press, New York, N.Y., 1967, Chapter 2.
5. Tangri, K.K., and Bhargava, K.P.,J. Pharm. Pharmacol. 16, 634(1964).