Patent ID: 7074784

Claim:
A compound of the formula and the isomeric form thereof in which R 1 , R 2 are, independently of one another, hydrogen, fluorine, chlorine or bromine, R 3 is C 1 â€“C 4 -alkyl, X is a methylene or ethylene group, Z is NR 4 R 5 or pyridyl, R 4 is C 1 â€“C 4 -alkyl which may be substituted by hydroxyl or C 1 â€“C 4 -alkoxycarbonyl, or is benzyl, R 5 is C 1 â€“C 4 -alkyl which may be substituted by hydroxyl, or R 4 and R 5 together with the nitrogen atom to which they are bonded are an imidazolyl, triazolyl or tetrazolyl ring or a radical of the formula in which a is zero or 1 and Y is CH 2 , CH 2 CH 2 , â€”Oâ€” or â€”Sâ€”, and R 6 is pyridyl which is substituted once to twice by fluorine, or is thiazolyl, and the salts thereof.