Cartap hydrochloride15263-52-2100 % similar Cartap15263-53-389 % similar Thiocyclam hydrogen oxalate31895-22-439 % similar 3-(Dimethylamino)azetidine dihydrochloride124668-49-136 % similar 4-(Dimethylamino)piperidine dihydrochloride4876-59-934 % similar (S)-3-Dimethylaminopyrrolidine 2hcl144043-20-932 % similar