| abstract |
The present invention relates to compositions of the formula (I): and pharmaceutically acceptable salts, hydrates, or esters thereof, wherein R1, R2, R3, R4, R5, X, and Y are as defined herein. The present teachings also provide methods of making the compounds of formula I, and methods of treating pathologic conditions or disorders mediated wholly or in part by matrix metalloproteinases, such as asthma and chronic obstructive pulmonary disease, comprising administering a therapeutically effective amount of a compound of formula (I) to a mammal (e.g., a human) in need thereof. |