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Figure 2
Ring distortions observed in compounds (I)[link] and (II)[link], based on Cremer–Pople parameters. B denotes the boat form and TB denotes the twist–boat form. The definition of φ is given in Cremer & Pople (1975BB6).

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 66| Part 10| September 2010| Pages o496-o498
doi:10.1107/S0108270110034001
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