acylsulfonamido - och sulfonamidopyridin - 2 - karboxylsyraestrar och deras pyridin - n - oxider, foerfarande foer deras framstaellning och deras anvaendning som laekemedel

摘要

The invention relates to acylsulphonamido- and sulphonamidopyridine-2-carboxylic acid esters and their pyridine-N-oxides of the general formula I IMAGE in which A = R3 and B = X-NR5R6 or B = R3 and A = X-NR5R6. The compounds are suitable as medicaments against fibrotic diseases.