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Figure 3
Packing diagram of truxillic acid dimer. Note the O—H⋯O hydrogen-bonded carboxylic acid dimer synthons are shaded in light gray and C—H⋯O interactions are shaded in dark gray.

IUCrJ
Volume 2| Part 6| October 2015| Pages 653-660
ISSN: 2052-2525
doi:10.1107/S2052252515017297