Compounds of formula (I) ##STR1## wherein n, V, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined in the specification are matrix metalloproteinase inhibitors.
This is a continuation-in-part application of International Application PCT/GB97/02891, with an international filing date of Oct. 20, 1997, which is based on Great Britain Application No. 9621814.4 filed Oct. 19, 1996.