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Figure 2 1D-chain structure of the title complex along the a axis formed by hydrogen-bonding and π-π stacking interactions, with the O-H⋯O hydrogen bonds denoted by dashed lines. H atoms not involved in hydrogen bonding have been omitted. Cg1, Cg2 and Cg3 represent the centroids of adjacent benzene rings of phen ligands and 4-formylbenzoato ligand, as defined in the Comment. |