The invention also includes a pharmaceutical composition which comprises {HEAD ~ an antibacterially effective amount} of a compound having {TAIL ~ structural Formula I} and the pharmaceutically acceptable salts thereof in combination with a pharmaceutically acceptable carrier 
The invention also includes a pharmaceutical composition which comprises { HEAD ~ an antibacterially effective amount } of a compound having { TAIL ~ structural Formula I } and the pharmaceutically acceptable salts thereof in combination with a pharmaceutically acceptable carrier
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH