Acta Cryst. (2012). E68, o2499
[ doi:10.1107/S1600536812032084 ]
Abstract: In the title compound, C11H11NO5S, the dihedral angle between the benzene ring and the amide group is 76.88 (6)°. In the crystal, N-HO(S) and O-HO hydrogen bonds connect the molecules into hydrogen-bonded layers perpendicular to the a axis.
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