From the Contents: Hydrogen Bonds and Specific Intermolecular Interactions of Nitrogenated and Bio-organic Compounds and the Methodology of their Investigation -- Specific Intermolecular Interactions of Cyclic Alkylamines and Nitriles -- Specific Intermolecular Interactions of Cyclic Aromatic Compounds with Nitrogen Atom in their Functional Groups -- Specific Intermolecular Interactions of Nitrogen Containing Five-membered Heterocycles.