Figure 4
(a) Hirshfeld surfaces and two-dimensional fingerprint plots (CrystalExplorer17; Turner et al., 2017; McKinnon et al., 2007) of 1 showing close contacts in the crystal. (b)–(d) indicate the contributions of atoms within specific interacting pairs (blue areas). Symmetry codes: (i) x − , −y + , z + ; (ii) x + , −y + , z − . |