HYDROXAMIC ACID PRODRUG COMPOUND OR SALT THEREOF, LYOPHILIZED FORMULATION, LPXC INHIBITOR, AND ANTIBACTERIAL AGENT

摘要

An object of the present invention is to provide a compound or a salt thereof which shows strong antibacterial activity and has excellent solubility in water, and a lyophilized formulation, an LpxC inhibitor, and an antibacterial agent comprising the compound or a salt thereof. The present invention provides a compound represented by the Formula [1] or a salt thereof:; wherein R¹ represents a hydrogen atom or the like, R² represents a hydrogen atom or the like, R³ represents a hydrogen atom or the like, R⁴ represents a hydrogen atom or the like, and n represents 0 or 1.