2018-10-192018-10-192008SABINO, Jose R. et al. 1-Methyl-7-(4-nitrophenyl)-3-phenylpyrazolo[3,4- b]pyrrolo[3,4- d ]pyridine-6,8(3 H ,7 H )-dione. Acta Crystallographica. Section E, Chester, v. 64, pt. 12, p. o2356, Dec. 2008.2056-9890http://repositorio.bc.ufg.br/handle/ri/16216engAcesso AbertoSingle-crystal X-ray studyData-to-parameter ratio = 11.9T = 297 KMean (C–C) = 0.003 ÅR factor = 0.049; wR factor = 0.1981-Methyl-7-(4-nitrophenyl)-3-phenyl- pyrazolo[3,4-b]pyrrolo[3,4-d]pyridine- 6,8(3H,7H)-dioneArtigo10.1107/S1600536808037240