(1R,5S)-3-(2-hydroxy-2,2-diphenylacetoxy)spiro[bicyclo[3.2.1]octane-8,1'-pyrrolidin]-1'-ium chloride;(1?,3?,5?)-3-[(2-Hydroxy-2,2-diphenylacetyl)oxy]-spiro[8-azoniabicyclo[3.2.1]octane-8,1'-pyrrolidinium] Chloride; Azoniaspiro; Keptan; Relaspium; Sanctura; Spasmex; Spasmo 3;
