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Figure 1 Molecular structure of the title compound showing the atom labeling scheme and 50° probability displacement ellipsoids. Broken lines indicate the N—H⋯N hydrogen bond and the weak N—H⋯I intermolecular interactions. Symmetry codes: (ii) −x + , y − , z; (iii) −x, y + , −z + ; (iv) x + , y, −z + ; (v) −x + , y + , z. |