Patent ID: 7166599

Claim:
A compound of formula I: R a and R d each independently of one another represent a hydrogen atom or a methyl group, R b denotes a phenyl group substituted by one or two fluorine or chlorine atoms, R c a methyl, ethyl or propyl group, which may be terminally substituted by a dimethylamino group, R e denotes a nitro amino group, formylamino, C 1-4 -alkylcarbonylamino, cyclopropylcarbonylamino, phenylcarbonylamino, C 1-3 -alkoxycarbonylamino, benzyloxycarbonylamino, phenyloxycarbonylamino, C 1-4 -alkylsulphonylamino, N-methyl-methylsulphonylamino, di(methylsulphonyl)amino, phenylsulphonylamino, benzylsulphonylamino, trifluoroacetylamino, dimethylaminosulphonylamino, dimethylphosphinylamino, 1-iminoethylamino, 1-imino-2,2,2-trichloroethylamino or N′,N′-dimethyl-N-formamidino group, a pyrrolidinocarbonylamino, piperidinocarbonylamino, homopiperidinocarbonylamino, morpholinocarbonylamino, piperazinocarbonylamino, 4-methylpiperazinocarbonylamino or 4-acetylpiperazinocarbonylamino group which may be substituted by a methyl group at the carbonylamino moiety in each case, a morpholinothiocarbonylamino group, a R 7 NR 8 —CO—NR 6 -group wherein: R 6 denotes a hydrogen atom or a methyl group, and R 7 and R 8 in each case independently of one another represent hydrogen atoms or C 1-3 -alkyl groups, while the alkyl groups may be terminally substituted by a hydroxy, methoxy, dimethylamino or C 1-2 -alkoxycarbonyl group, or R 6 and R 7 together denote a n-C 2-3 -alkylene group, and R 8 denotes a hydrogen atom or a methyl group, an imidazolidine-2,4-dion-3-yl-group, a carboxy, C 1-2 -alkoxycarbonyl or cyano group, an aminosulphonyl, methylaminosulphonyl or dimethylaminosulphonyl group, a 1-pyrrolyl or 5-tetrazolyl group, or a tautomer, stereoisomer or salt thereof.