Crystal structure and Hirshfeld surface analysis of 3-eth-oxy-1-ethyl-6-nitro-quinoxalin-2(1 H)-one
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The asymmetric unit of the title compound, C12H13N3O4, consists of two mol-ecules differing to a small degree in their conformations. In the crystal, layers of mol-ecules are connected by weak C-H⋯O hydrogen bonds and slipped π-stacking inter-actions. These ... ...
