| abstract |
Formula (I) having a matrix metalloproteinase inhibitory action (Wherein, R 1 represents a hydrogen atom, C 1-8 alkyl, or C 1-8 alkyl substituted with —OR 2 , and R 2 represents a hydrogen atom, C 1-8 alkyl, benzyl, or C 1 substituted with C 1-8 alkoxy. Or a non-toxic salt thereof as an active ingredient for treating and / or preventing a disease based on a stenotic vascular lesion. |