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Figure 3 The molecular packing of (I), viewed along the c axis. Dashed lines indicate intermolecular O—H⋯O hydrogen bonds. For clarity, only H atoms involved in O—H⋯O hydrogen bonding have been included. [Symmetry codes: (i) −x + ,-y + , −z + 1; (ii) −x + 1, −y, −z + 1; (iii) −x + , y + , −z + .] |