1. V. E. Kolla and I. S. Berdinskii,Pharmacology and Chemistry of Hydrazine Derivatives [in Russian], Ioshkar-Ola (1976), pp. 90–103.
2. V. S. Shklyaev, V. I. Pantsurkin, N. I. Vakhrina, et al.,Khim-Farm. Zh.,14(1) 49–55 (1980).
3. M. D. Mashkovskii,Drugs [in Russian], 11 edition, Part 1, Moscow (1988) p. 329.
4. M. Verma, V. R. Gujrati, M. Sharma, et al.,Arch. Pharm.,317(10), 890–894 (1984).
5. V. A. Glushkov and L. G. Mardanova,Search, Studies, and Analysis of Synthetic and Natural Biologically Active Compounds [in Russian], Perm (1984), pp. 23–27.