New fused heterocycles by combined intra-intermolecular criss-cross cycloaddition of nonsymmetrical azines - Potáček, Milan; Man, S; Kulhanek, P; Nečas, Miroslav (Tetrahedron letters, 2002)
Keywords: Heterocyclic Compounds; heterocyklické sloučeniny; Isocyanates; isokyanatany; magnetická rezonanční spektroskopie; Magnetic Resonance Spectroscopy; Crystallization; krystalizace