SIUMKA, Y. I.; SYTNIK, K. M.; LEVASHOV, D. V.; SPYCHAK, T. V.; HORIACHYI, V. D.; SHEMCHUK, L. A. Chemical transformations of new mono- and bis-derivatives of spiroindol-3,3’-pyrrolo[3,4-c]pyrrole based on bis-maleiminides and the study of the microbiological activity of the compounds synthesized. Journal of Organic and Pharmaceutical Chemistry, [S. l.], v. 17, n. 4(68), p. 44–52, 2019. DOI: 10.24959/ophcj.19.181138. Disponível em: https://ophcj.nuph.edu.ua/article/view/ophcj.19.181138. Acesso em: 4 may. 2024.