THE PRESENT INVENTION RELATES TO NOVEL SUBSTITUTED QUINOLINE DERIVATIVES ACCORDING TO THE GENERAL FORMULA (IA) OR FORMULA (IB): INCLUDING ANY STEREOCHEMICALLY ISOMERIC FORM THEREOF, A N-OXIDE THEREOF, A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF OR A SOLVATE THEREOF. THE CLAIMED COMPOUNDS ARE USEFUL FOR THE TREATMENT OF A BACTERIAL INFECTION. ALSO CLAIMED IS A COMPOSITION COMPRISING A PHARMACEUTICALLY ACCEPTABLE CARRIER AND, AS ACTIVE INGREDIENT, A THERAPEUTICALLY EFFECTIVE AMOUNT OF THE CLAIMED COMPOUNDS, THE USE OF THE CLAIMED COMPOUNDS OR COMPOSIT IONS FOR THE MANUFACTURE OF A MEDICAMENT FOR THE TREATMENT OF A BACTERIAL INFECTION AND A PROCESS FOR PREPARING THE CLAIMED COMPOUNDS.
