1. V. N. Baidin, I. N. Domnin, O. A. Prokhorenko, and A. de Maiere,Zh. Org. Khim.,20, 1664?1671 (1984).
2. V. V. Plemenkov, Ya. Ya., Villem, N. V. Villem, et al.,Zh. Obshch. Khim.,51, 2076?2080 (1981).
3. V. V. Plemenkov, V. V. Redchenko, L. V. Ermolaeva, et al.,Ibid.,56, 208?212 (1986).
4. V. V. Plemenkov, V. V. Zverev, V. M. Vakar', et al.,Ibid,59, 992?997 (1989).
5. I. A. Boyarskaya, V. N. Baidin, and I. N. Domnin,Zh. Org. Khim.,26, 2303?3212 (1990).