Ambroxol Impurity 130

(1S,2S,3S,4S,6R) -4- ((((2S,3S,4S,5S) -5- ((4-bromo-2- ((((1r,4S) -4-hydroxycyclohexyl) amino) methyl) phenyl) amino) -4,5-dihydroxy-2- (hydroxymethyl) tetrahydrofuran-3-yl) methoxy) methyl) -6- (hydroxymethyl) cyclohexane-1,2,3-triol