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A partial packing view of (C) showing the chain structure. Intermolecular C—H⋯O interactions (blacked dashed lines) link the enantiomers. Only H atoms involved in hydrogen bonds are shown for clarity. [Symmetry codes: (i) −x + 2, −y + 1, −z + 2; (ii) −x + 2, −y + 1, −z + 1.]
