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Figure 2 C—H⋯π interaction in (I), view along the crystallographic c axis. The C—H⋯π contacts are shown as dashed lines. [Symmetry codes: (i) 1-x, −y, z; (ii) x − , 1/2-y, 1-z; (iii) + x, 1/2-y, −z; (iv) 1/2-x, + y, −z; (v) 1-x, 1-y, z; (vi) 3/2-x, + y, 1-z; (vii) x, 1 + y, z] |