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Figure 3 Partial packing diagram of the unit cell showing key interactions (see text and Table 1) [Macrae et al., 2008]. Only significant H atoms are shown as balls for clarity. Symmetry (i) x − , − y, z − (ii) 2 − x, 1 − y, 2 − z Two ring centres are shown as purple balls: Cg1 is the centre of the C1–C6 ring at symmetry (ii). |