8-Azabicyclo(3.2.1)octane-2-carboxylic acid, 3-(benzoyloxy)-8-methyl-, methyl ester, (1R-(exo,exo))-, mixt. with 2-(dimethylamino)ethyl 4-(butylamino)benzoate and (R)-4-(1-hydroxy-2-(methylamino)ethyl)-1,2-benzenediol