Binuclear and Polynuclear Transition Metal Complexes with Macrocyclic Ligands. Part 2. New Macrocyclic Schiff′s Base in the Reaction of 4‐tert‐Butyl‐2,6‐diformylphenol with 1,2‐Diaminobenzene. Synthesis and Structural,Spectroscopic, and Theoretical Study. |