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Acta Cryst. (2012). E68, o2766
[ doi:10.1107/S1600536812036331 ]
Abstract: In the title compound, C13H12N2O4S, the dihedral angle between the planes of the rings is 51.11 (10)°. In the crystal, molecules are linked into inversion dimers through pairs of N-H
O(S) hydrogen bonds.
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