the [ 3h ] -diprenorphine binding observed in the presence of morphiceptin and [ d-ala2 , d-leu5 ] enkephalin exhibits high affinity for several benzomorphan drugs in the chemical family of 6,7-benzomorphan ( e.g. , cyclazocine , ethylketocyclazocine , skf 10047 , um 1072 , oxilorphan , etc ) .
C0010526
cyclazocine
C0079314
ethylketocyclazocine