FATAHALA, Samar S. Retrosynthesis analysis; a way to design a retrosynthesis map for Pyridine and pyrimidine ring. Annals of Advances in Chemistry, [S. l.], v. 1, n. 1, p. 057–060, 2017. DOI: 10.29328/journal.aac.1001007. Disponível em: https://www.advancechemjournal.com/aac/article/view/aac-aid1007. Acesso em: 12 sep. 2025.