英文同义词
1-Azoniabicyclo[2.2.2]octane, 4-([1,1'-biphenyl]-4-ylhydroxyphenylmethyl)-1-[2-(phenylmethoxy)ethyl]-, bromide (1:1);4-([1,1'-biphenyl]-4-yl(hydroxy)(phenyl)methyl)-1-(2-(benzyloxy)ethyl)quinuclidin-1-ium bromide;Umeclidinium Bromide Impurity 12 Bromide