Ipratropium bromide
3-(3-Hydroxy-1-oxo-2-phenylpropoxy)-8-methyl-8-(1-methylethyl)-8-azoniabicyclo(3.2.1)octane bromide monohydrate; 3-[(3-hydroxy-2-phenylpropanoyl)oxy]-8-methyl-8-(propan-2-yl)-8-azoniabicyclo[3.2.1]octane bromide hydrate (1:1:1)
C20H32BrNO4
430.3764