Acta Cryst. (2012). E68, o3288
[ doi:10.1107/S1600536812044789 ]
Abstract: In the title compound, C9H8O3, the molecular skeleton is almost planar, with an r.m.s. deviation of 0.010 (2) Å. In the crystal, weak C-HO hydrogen bonds connect the molecules into a two-dimensional network parallel to the ac plane.
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