英文别名(R,R)-3-amino-α[[[2-(4-methoxyphenyl)-1-methylethyl](phenylmethyl)amino]methyl]-4-(phenylmethoxy)-benzenemethanol; 2-AMINO-4-((R)-1-HYDROXY-2-((R)-1-(4-METHOXYPHENYL)PROPAN-2-YLAMINO)ETHYL)PHENOL; Formoterol Impurity 7; Formoterol Impurity 18; Benzenemethanol, 3-amino-4-hydroxy-α-[[[(1R)-2-(4-methoxyphenyl)-1-methylethyl]amino]methyl]-, (αR)-; 2-Amino-4-[(1R)-1-hydroxy-2-{[(2R)-1-(4-methoxyphenyl)propan-2-yl]amino}ethyl]phenol; Formoterol Impurity 50 
