Patent ID: 8835640

Claim:
The method for treating a microbial or fungal infection which comprises administering to a host suffering from such infection an antimicrobially or antifungally effective amount of a compound of formula (I), wherein: X is CH, N or S; n is 0 or 1; R 1 is hydrogen, acyl, alkyl, halogen, alkoxy, aldehyde, hydroxy, cyano, nitro, amino, aryl, heteroaryl or heterocyclyl; R 2 is hydrogen, acyl, alkyl, halogen, alkoxy, aldehyde, hydroxy, cyano, nitro, amino, aryl, heteroaryl or heterocyclyl; or salt thereof; R 3 is hydrogen, acyl, alkyl, halogen, alkoxy, aldehyde, hydroxy, cyano, nitro, amino, aryl, heteroaryl or heterocyclyl and wherein R 2 and R 3 may be joined together to form a cycylic ring such as aryl, heteroaryl or heterocyclic.