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Figure 9
The conformers at the local energy-minimum points (A, B, C and D) with their characteristic distances and the conformer at the energy-maximum points (E) of the PES.

IUCrJ
Volume 7| Part 3| May 2020| Pages 542-556
ISSN: 2052-2525
https://doi.org/10.1107/S2052252520004959