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Benzimidazole condensed ring systems. 4. New approaches to the synthesis of substituted pyrimido[1,6-a]-benzimidazole-1,3(2H,5H)-diones
El-Sayed A. M. Badawey, Samia M. Rida, Farid S. G. Soliman, Thomas KappeVolume:
26
Year:
1989
Pages:
4
DOI:
10.1002/jhet.5570260226
File:
PDF, 269 KB
1989