Indole compounds useful for treating bacterial infections

A method of treating bacterial infections by administering to a patient in need thereof an effective amount of a compound of Formula (I):

• wherein:
• R1 is selected from the group consisting of aryl, substituted aryl, heteroaryl, C1-10 alkyl, cycloalkyl, arylalkyl, heteroarylalkyl and heterocyclicalkyl;
• R2 is selected from the group consisting of aryl, substituted aryl, and heteroaryl;
• R3 is selected from the group consisting of H, lower alkyl, CHO, and COR4;
• R4 is selected from the group consisting of aryl, substituted aryl, heteroaryl, and C1-10 alkyl;
• n is an integer selected from the group consisting of 0, 1, and 2;
• and
• Y is selected from the group consisting of CH2, NR3, O, and S;
• or a pharmaceutically acceptable salt thereof.