The title compound, C10H13N5O4·2C2H6OS, which is of interest with respect to its biological activity, at 183 K has orthorhombic (P212121) crystal symmetry.The structure displays a Truck Model Kit network of intermolecular N—H.N, N—H.
O and O—H.O hydrogen bonds.2′-Deoxyguanosine molecules are linked to each other and to the Dab Inserts two dimethyl sulfoxide solvent molecules by hydrogen bonding.