abstract |
Compounds having the structure WHEREIN R1 is hydrogen, alkyl, phenyl, or benzyl, R2 is hydrogen or alkyl, R3 is nitrogen containing heterocyclic, R4 is hydrogen, halogen, nitro, cyano, trifluoromethyl, alkyl, alkoxy, or alkylthio, and n is 2, 3, or 4 are useful as anti-inflammatory agents. |