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Figure 1
Potential hydrogen-bonding motifs for (a) carb­oxy­lic acid dimers, (b) neutral hydrogen-bonded pyridine carb­oxy­lic acid co-crystals, (c) charge-assisted pyridinium carboxyl­ate hydrogen-bonded complexes, and (d) charge-assisted 2-amino­pyridinium carboxyl­ate hydrogen-bonded complexes.

Journal logoCRYSTALLOGRAPHIC
COMMUNICATIONS
ISSN: 2056-9890
Volume 75| Part 2| February 2019| Pages 284-287
https://doi.org/10.1107/S2056989019001294
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