38974-71-9 Bicyclo(2.2.1)heptane-1-methanesulfonic acid, 7,7-dimethyl-2-oxo-, (1S)-, compd. with (R-(R*,S*))-alpha-(1-(methylamino)ethyl)benzenemethanol (1:1) EINECS 254-230-3 Ephedrine camphorsulphonate