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This work suggests a possible phenomenon of the blue-shifted hydrogen bond, which is due to the compression caused by two opposite type of interactions in X–H⋯Y system (Benzene⋯H–F and T-shaped benzene dimer have been considered as model systems). One type is the attraction between H-bond acceptor and remote part of H-bond donor and the other type is the repulsion between X–H and H-bond acceptor....