1. Mulzer, J., Monatsch. Chem., 2000, vol. 131, p. 205.
2. Harris, C.R. and Danishefsky, S.J., J. Org. Chem., 1999, vol. 64, p. 8434.
3. Harris, C.R., Kuduk, S.D., Savin, K., Balog, A., and Danishefsky, S.J., Angew. Chem., 1998, vol. 110, p. 821.
4. Miftakhov, M.S., Yusupov, Z.A., and Gimalova, F.A., Adv. In Synth. Comb. and Med. Chem., Nicolaou, K.C., Ed., Moscow, 2004, p. 136.
5. Tolstikov, G.A., Odinokov, V.N., Miftakhov, M.S., Valeev, F.A., and Galeeva, R.I., Zh. Org. Khim., 1982, vol. 18, p. 721.