... ,4S,5S)-9-butyl-7-[(3-hydroxy-2-phenylpropanoyl)oxy]-9-methyl-3-oxa-9-azoniatricyclo[3.3.1.0~2,4~]nonane bromide; (1S,2R,4S ... ,5S)-9-butyl-7-{[(2S)-3-hydroxy-2-phenylpropanoyl]oxy}-9-methyl-3-oxa-9-azoniatricyclo[3.3.1.0~2,4~]nonane bromideButylscopolamine bromideSynonyms: 1-alpha ...