Прошу две статьи:
1. A Study of the Preparation and Reactions of the Unusually Labile 5-Methyl[1,2,4]oxadiazolo[2,3-c]quinazolin-2-one
Darshan Ranganathan, Shakti Bamezai, and P. Veeraraghavan Ramachandran
Heterocycles Vol 23, Issue 3, 1985, pp.623-632,
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http://dx.doi.org/10.3987/R-1985-03-0623J.M. Halket, a, P.J. Watkins, A. Przyborowska, B.L. Goodwin, A. Clow, V. Glover and M. Sandler
ournal of Chromatography B: Biomedical Sciences and Applications
Volume 562, Issues 1-2, 2 January 1991, Pages 279-287
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http://dx.doi.org/10.1016/0378-4347(91)80585-Z