The invention relates to compounds of general formula (I), in which n, R1, R2,R3, R4,R5, R6, R7 and R8 are defined as cited in the description, to the enantiomers,diastereomers, mixtures and salts of said compounds, in particular to thephysiologicallycompatible salts thereof with organic or inorganic acids or bases that havevaluableproperties, to the production thereof, to medicaments containing thepharmacologicallyactive compounds, to their production and their use.