Macitentan Impurity A

{[5-(4-bromophenyl)-6-{2-[(5-bromopyrimidin-2-yl)oxy]ethoxy}pyrimidin-4- yl]sulfamoyl}(methyl)amine;|CS-T-89056;|Desethyl Macitentan;|Macitentan N-Despropyl-N-Methyl Impurity ; Macitentan N-methyl Analog ; N-[5-(4-Bromophenyl)-6-[2-[(5-bromo-2-pyrimidinyl)oxy]ethoxy]-4-pyrimidinyl]-N�-methylsulfamide ;|N-[5-(4-Bromophenyl)-6-[2-[(5-bromo-2-pyrimidinyl)oxy]ethoxy]-4-pyrimidinyl]-N’-methylsulfamide|N-[5-(4-Bromophenyl)-6-[2-[(5-bromo-2-pyrimidinyl)oxy]ethoxy]-4-pyrimidinyl]-N’-methylsulfamide;|N-Despropyl-N-methyl Macitentan ;|N-Despropyl-N-methyl Macitentan;