Ritropirronium bromide

threo-Glycopyrronium bromide

Pyrrolidinium, 3-[(cyclopentylhydroxyphenylacetyl)oxy]-1,1-dimethyl-, bromide, (R*,R*)-

Pyrrolidinium, 3-[(cyclopentylhydroxyphenylacetyl)oxy]-1,1-dimethyl-, bromide, (R*,R*)-(+-)-