Use of carbocyclic and heterocyclic condensed dihydropyridines for the preparation of cardioprotective remedies and heterocyclic and carbocyclic condensed dihydropyridines and methods and intermediates for their preparation

摘要

The carbocyclic and heterocyclic fused dihydropyridines have the formula IMAGE and their tautomeric forms have the formula II IMAGE in which A represents the fused ring systems IMAGE and X represents OR1, NHR2 or NR3R4.