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Figure 3
Schematic representations of the framework structures of PCN-416, ZSM-5, mordenite, ZSM-25 and PST-20 that are used in this study. Only T–T (T = Si, Al) connections are shown in the zeolite structures; O atoms have been omitted for clarity.

IUCrJ
Volume 6| Part 5| September 2019| Pages 854-867
ISSN: 2052-2525
https://doi.org/10.1107/S2052252519007681