7-Bromo Epinastine;Epinastine IMpurity B HBr;3-AMino-7-broMo-9,13b-dihydro-1H-dibenz[c,f]iMidazo[1,5-a]azepine;7-BroMo-9,13b-dihydro-1H-dibenz[c,f]iMidazo[1,5-a]azepin-3-aMine;Epinastine EP Impurity B (7-Bromo Epinastine);Epinastine EP Impurity B HBr (7-Bromo Epinastine HBr);Epinastine EP Impurity B;Epinastine Impurity 2(Epinastine EP Impurity B)