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(a) Misalignment between the crystallographic [C2(cryst)] and bicyclo[2.2.2]octane [C2(BCO)] two-fold symmetry axes gives rise to the two sites of the BCO fragment in 3 with the two symmetry related positions colored purple (light) and red (dark). (b) Close up of the resulting crystallographic disorder with 50:50 occupancy with the hydrogen atoms removed for clarity.
