The present invention relates to a novel compound of the formula I: ##STR00001## and/or all stereoisomeric forms of the compound of the formula I and/or mixtures of these forms in any ratio, and/or a physiologically tolerated salt of the compound of the formula I, in which R1 to R5 and V1, V2 have the meanings stated in the claims and specification. The inventive compounds are suitable as inhibitors of metalloproteases, especially of ADAMTS proteases and TNF-.alpha. converting enzyme (TACE), and for the treatment of disorders such as but not limited to osteoarthrosis and rheumatoid arthritis.