Agent: Frishauf, Holtz, Goodman & Chick, PC20100099676 - Sulfonylurea derivative capable of selectively inhibiting mmp-13: wherein R6 and R7 are each independently lower alkyl and the like; m and n are each independently 0, 1, or 2; R2 is a hydrogen atom and the like; R3 is optionally substituted lower alkyl and the like; R4 is a hydrogen atom; or R3 and R4 may be...