Patent ID: 8563729

Claim:
A compound of the formula (I) in which: R 1 denotes Hal, R 2 , R 3 each, independently of one another, denote Ar or Het, Ar denotes phenyl, naphthyl, each of which is unsubstituted or mono-, di-, tri-, tetra- or pentasubstituted by A, Hal, OA, OH, CHO, COA, NH 2 , NHA, NA 2 , NO 2 , COOA, COOH, CONH 2 , CONHA, CONA 2 , SO 2 A, CN, C(═NH)NH 2 , C(═NH)NHOH and/or Het, Het denotes a mono- or bicyclic aromatic heterocycle having 1 to 4 N, O and/or S atoms, which may be mono-, di- or trisubstituted by Hal, A, OA, OH, CHO, COA, COOH, COOA, CN, NO 2 , NH 2 , NHA, NA 2 , CONH 2 , CONHA and/or CONA 2 , A denotes unbranched or branched alkyl having 1-10 C atoms, in which 1-7 H atoms may be replaced by OH, F, Cl and/or Br, or denotes cycloalkyl having 3-7 C atoms, Hal denotes F, Cl, Br or I, or a pharmaceutically usable salt, solvate or stereoisomer thereof, including a mixture of stereoisomers in any ratio.