the kappa opiate agonists , ethylketocyclazocine , u-50,488 , bremazocine , tifluadom , as well as two mixed kappa-sigma agonists , dl-cyclazocine and dl-n-allylnormetazocine ( skf-10047 ) , generalized to nalorphine with the following potency ranking order : bremazocine greater than ethylketocyclazocine greater than tifluadom greater than cyclazocine greater than u-50,488 greater than n-allylnormetazocine greater than nalorphine .
C0079314
ethylketocyclazocine
C0010526
cyclazocine