Oxazolidinone-quinolone hybrid antibiotics

A compound of formula (I)

• wherein
• A is an alkylene group, an alkenylene group, an alkynylene group, a heteroalkylene group, a cycloalkylene group, a heterocycloalkylene group, an arylene group or a heteroarylene group all of which groups may be substituted;
• Q is CR4;
• X is CR7 or N;
• Y is CR6 or N;
• n is 1, 2 or 3;
• m is 1, 2 or 3;
• R1 is H, F, Cl, Br, I, OH, NH2, an alkyl group or a heteroalkyl group;
• R2 is H, F or Cl;
• R3 is H, an alkyl group, an alkenyl group, an alkynyl group, a heteroalkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, a heteroaryl group, an alkylaryl group or a heteroarylalkyl group;
• all of which groups may be substituted with one, two or more halogen atoms or amino groups;
• R4 is hydroxy, a group of formula OPO3R92 or OSO3R10 or a heteroalkyl group carrying at least one OH, NH2, SO3R10, PO3R92 or COOH group or an ester of a naturally occurring amino acid or a derivative thereof, wherein the groups R9 independently of each other are H, alkyl, cycloalkyl, aryl or aralkyl and wherein R10 is H, alkyl, cycloalkyl, aryl or aralkyl;
• R5 is selected from the following groups:
• R6 is H, F, Cl or OMe;
• R7 is H, F, Cl, OH, NH2, a substituted or unsubstituted alkyl group or a substituted or unsubstituted heteroalkyl group, or
• R3 and R7 can be linked via an alkylene, an alkenylene or a heteroalkylene group or be a part of a cycloalkylene or heterocycloalkylene group;
• in case R3 is no H and R7 is no H, F, OH, NH2 or Cl;
• and
• R8 is a C1-6 heteroalkyl, a heteroarylalkyl, a heteroalkylaryl or a heteroalkylheteroaryl group;
• or a pharmacologically acceptable salt, solvate, hydrate or formulation thereof.