-N la, R= phenyl IC, R= 3-pyridyl d, R= 4-pyridyl b, R= 2-pyridyl imin0) pyridinium ylides, which exhibited significant an-algesic, antiinflammatory, and hyperglycemic activities. 2 It was therefore of interest to extend this series to deter-mine what effect incorporation of other ring systems and functionality would have on pharmacological activity. We now describe the synthesis and analgesic, antiinflammatory, and hyperglycemic activities of structurally ...