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Figure 3 Part of the crystal structure of the title compound (ball-and-stick model) showing the N—H⋯N hydrogen bonds (dashed green lines) and C—H⋯C non-covalent contacts (dashed orange lines); hydrogen atoms not involved in the depicted interactions were omitted for clarity. [Symmetry codes: (i) 1 − x, 1 − y, 1 − z; (ii) x, 0.5 − y, z − 0.5; (iii) x, 0.5 − y, z + 0.5; (iv) 1 − x, y + 0.5, 1.5 − z; (v) 1 − x, y + 0.5, 0.5 − z; (vi) 1 − x, y − 0.5, 0.5 − z; (vii) 1 − x, y − 0.5, 1.5 − z; (viii) x, 1.5 − y, z + 0.5; (ix) x, 1.5 − y, z − 0.5]. |