1. Parichehr, M., Raffaello, M., Roger, D.N., Hasane, R., and Andrew, W.T., US Patent no. 7390903, 2008
2. Ref. Zh., Khim., 2009, no. 09.04-19O.85P.
3. Mermerian, A.H., Case, A., Stein, R.L., and Cuny, G.D., Bioorg. Med. Chem. Lett., 2007, vol. 17, p. 3729. https://doi.org/10.1016/j.bmcl.2007.04.027
4. Wardakhan, W.W., Elmegeed, G.A., and Manhi, F.M., Phosphorus, Sulfur Silicon Relat. Elem., 2005, vol. 180, p. 125. https://doi.org/10.1080/104265090508028
5. Chen, Z., Cirillo, P.F., Disalvo, D., Liu, W., Marshall, D.R., Wu, L., and Young, E.R.R., US Patent no. 7119102, 2006