30392-40-6 30392-41-7 4-(2-(tert-Butylamino)-1-hydroxyethyl-1,2-phenylen di-4-toluat 4-(2-(tert-Butylamino)-1-hydroxyethyl-o-phenylene di-p-toluate Benzoic acid, 4-methyl-, 4-(2-((1,1-dimethylethyl)amino)-1-hydroxyethyl)-1,2-phenylene ester Bitolterol Bitolterolum Bitolterolum [INN-Latin] S 1540 Win 32784