ChemInform Abstract: Polycyclic N‐Heterocyclic Compounds. Part 75. Synthesis of 2, 4‐Disubstituted 5, 6‐Dihydro[1]benzoxepino[5, 4‐d]pyrimidines and 12‐Substituted 1, 2, 4, 5‐Tetrahydro[1]benzoxepino[4, 5‐e]imidazo[1, 2‐c]pyrimidines as Potential Antiplatelet Aggregators. Issue 4 (January 2015)