Patent ID: 8372838

Claim:
A compound of the formula I wherein R 1 denotes the group R 2 denotes H or CH 3 , R 3 and R 4 together with the carbon atom to which they are bound denote a C 3-6 -cycloalkylene group wherein a —CH 2 unit may be replaced by an oxygen atom, R 5 denotes H or CH 3 , R 6 denotes H, F, Cl or methyl, R 7 denotes H, F, Cl, Br, —CN, C 1-4 -alkyl, CF 3 , CHF 2 , R 8 denotes H, R 9 denotes F, Cl, Br, C 1-4 -alkyl, —O—C 1-4 -alkyl, —S—C 1-4 -alkyl, R 10 denotes H, R 11 denotes F, Cl, Br, —CN, C 1-4 -alkyl, CF 3 , CHF 2 , and X denotes CH or N, or a salt thereof.