The molecule is a glycopyrronium bromide that has (2R,3S)-configuration. The racemate, ritropirronium bromide, is used for treatment of chronic obstructive pulmonary disease. It is an enantiomer of a (2S,3R)-glycopyrronium bromide.
[(3S)-1,1-dimethylpyrrolidin-1-ium-3-yl] (2R)-2-cyclopentyl-2-hydroxy-2-phenylacetate;bromide