摘要 |
Novel circulation active dihydropyridines of the formula <IMAGE> in which X is CO, SO2 or CONH, R4 is H, OH, alkyl, halogen, acyloxy, alkoxyalkoxy, aralkyloxy, or together with R5 forms a heterocyclic ring, and the other radicals are conventional in the dihydropyridine art, and pharmaceutically acceptable salts thereof. |