Pharmacology. All derivatives of IV, V, and VI1 were submitted to a battery of behavioral and drug-interaction test^'^^ in mice that have been used in our laboratories to detect compounds with potential CNS activity. The results of these tests are shown in Tables I and 11. Anticonvulsant activity was measured by determining the antagonism to N- sulfamoylhexahydroazepineg (N-SA). General CNS-depressant activity was defined by ...