Chemistry of Heterocyclic Compounds, Vol. 46, No. 4, pp. 413-418, April, 2010. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 522-528, April, 2010. Original article submitted March 3, 2009.

On p. 413 Scheme

should be replaced by Scheme