| abstract |
Compound of formula (I) ** Formula ** in which R1 represents hydrogen or (C1-C4) alkyl, wherein (C1-C4) alkyl may be substituted with one or two substituents independently from each other selected from the fluorine group and trifluoromethyl, R2 represents (C1-C4) alkyl, (C3-C7) cycloalkyl or a 4- to 7-membered heterocycle, wherein (C1-C4) alkyl can be substituted with one or two substituents independently from each other selected from the group of fluorine, trifluoromethyl and cycloalkyl (C3-C7), R3 represents (C1-C6) alkyl or benzyl, wherein (C1-C6) alkyl is substituted with a trifluoromethyl substituent, where (C1-C6) alkyl can be substituted with 1 to 3 fluorine substituents, and wherein benzyl is substituted with 1 to 3 fluorine substituents, as well as their N-oxides, salts, solvates, N-oxides salts and N-oxides solvates and salts. |