Neomycin Impurity 1

Chemical Name: (2S,3S,4R,5R)-5-amino-2-(aminomethyl)-6-((5-(((1r,2R,3S,5R,6S)-3,5-diamino-2,6-dihydroxycyclohexyl)oxy)-4-hydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl)oxy)tetrahydro-2H-pyran-3,4-diol

Synonym: 4-amino-5-chloro2,3-dihydro-N(piperidin4-yl) benzofuran -7carboxamide