1. Khoroshavina, Yu.V., Nikolaev, G.A., Frantsuzova, Yu.V., and Fursenko, A.V., Russian Patent no. 2462484, 2012.
2. Khoroshavina, Yu.V., Nikolaev, G.A., and Frantsuzova, Yu.V., Russian Patent no. 2458942, 2012.
3. Ryan, J.W. and Speier, J.L., J. Org. Chem., 1959, vol. 24, no. 12, p. 2052.
4. Speier, J.L., Webster, J.A., and Barnes, G.H., J. Am. Chem. Soc., 1957, vol. 79, p. 974.
5. Bennet, E.W. and Orenski, P.J., J. Organomet. Chem., 1971, vol. 28, p. 137.