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Figure 1
One pseudo-cubic subunit of the trigonal polymorph α-[dabcoH2]2+[H3O]+Br−3, extracted from the 3D network of corner-sharing [H3O]Br6 octahedra (cf. Figs. S4, S5 and S6–S9). Colour and size code: large brown spheres Br, medium blue N, red O, medium brown C, small white H; two colours indicate the partial occupation of disordered N and C atoms.

IUCrJ
Volume 9| Part 5| September 2022| Pages 544-550
ISSN: 2052-2525
https://doi.org/10.1107/S2052252522006406