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Figure 2
The crystal structures of crystalline sponges with the pores filled by (a) cyclohexane, (b) guaiazulene and (c) santonin. The wall of pores is presented with semi-transparent van der Waals surfaces colored in green. Guest-induced deformation of the pores is observed.

IUCrJ
Volume 3| Part 2| March 2016| Pages 139-151
ISSN: 2052-2525
https://doi.org/10.1107/S2052252515024379