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Figure 3
The development of the NRES:TMP:PYR:ACR and NRES:TMP:PYR:4DMAP quaternaries from the NRES:TMP:PYR ternary in which one of the TMP molecules is replaced by a fourth component, ACR or 4DMAP, using O—H⋯N hydrogen bonding.

IUCrJ
Volume 8| Part 2| March 2021| Pages 178-185
ISSN: 2052-2525
https://doi.org/10.1107/S2052252520016589