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Figure 4
X-ray crystal structure of (a) 2 and (c) 3. Host–guest interactions between two adjacent racemic cages of (b) 2 and (d) 3. The balls in grey, yellow and brown represent C, H and Br, respectively.

IUCrJ
Volume 10| Part 3| May 2023| Pages 321-328
ISSN: 2052-2525
https://doi.org/10.1107/S2052252523002385