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Figure 3
CH⋯N contacts in (a) phase II and (b) phase III, depicted using Hirshfeld surfaces coloured according to electrostatic potential. Note the better alignment of the blue (positive) and red (negative) regions of the potentials in phase II. The potentials are mapped over the range ±0.05 a.u.

IUCrJ
Volume 7| Part 1| January 2020| Pages 58-70
ISSN: 2052-2525
https://doi.org/10.1107/S2052252519015616