The title compound, C10H11N5O5, contains of dinitrophenyl, monooxime and hydrazone groups. The molecules are linked through O - H ... N and C - H ... O hydrogen bonds. There are also pi-pi interactions and intramolecular hydrogen bonds. All these hydrogen bonds are highly effective in forming dimeric chains, thereby stabilizing the crystal structure. The monooxime and hydrazone groups both have an E configuration.