Neomycin Sulfate EP Impurity B

Chemical Name: 3-Acetylneamine ; N-((1S,2R,3R,4S,5R)-5-amino-2-(((2R,3R,4R,5S,6R)-3-amino-6-(aminomethyl)-4,5-dihydroxytetrahydro-2H-pyran-2-yl)oxy)-3,4-dihydroxycyclohexyl)acetamide