Crystal structure and Hirshfeld surface analysis of 5-amino-5′-bromo-2′-oxo-2,3-dihydro-1<i>H</i>-spiro[imidazo[1,2-<i>a</i>]pyridine-7,3′-indoline]-6,8-dicarbonitrile dimethyl sulfoxide disolvate
Acta crystallographica. Section E, Crystallographic communications