The compounds represented by Formula (I) or pharmaceutically acceptable salts thereof: with U, W, X, Y, Z, p and ring A as defined in claim 1. Those compounds are useful for the treatment or prevention of bacteria infections. The variables of Formula (I) are as described herein. Pharmaceutically acceptable compositions comprise the compounds of Formula (I) or pharmaceutically acceptable salts thereof and pharmaceutically acceptable carriers, adjuvants, or vehicles. Methods of treating bacteria infections employ such compounds or pharmaceutically acceptable salts thereof.