Compounds of the formula ##STR1## wherein R.sup.1 includes alkyl, halo, nitro, amino, cyano, alkoxy, and alkoxycarbonyl; R.sup.2 is alkyl and substituted alkyl; and R.sup.3 is OH or NHOH are useful for inhibiting matrix metalloproteinase enzymes in animals, and as such, prevent and treat diseases resulting from the breakdown of connective tissues.
化合物的公式为##STR1##其中R.sup.1包括烷基,卤素,硝基,
氨基,
氰基,烷氧基和烷氧羰基; R.sup.2是烷基和取代烷基; 而R.sup.3是OH或NHOH,这些化合物对于抑制动物中的基质
金属
蛋白酶酶是有用的,因此可以预防和治疗由结缔组织分解引起的疾病。