Tobramycin EP Impurity A

Chemical Name: 4-O-(3-amino-3-deoxy-α-d-glucopyranosyl)-2-deoxy-6-O-(2,6-diamino-2,6-dideoxy-α-d-glucopyranosyl)-l-streptamine ; (2R,3S,4R,5R,6R)-5-amino-2-(aminomethyl)-6-[(1R,2S,3S,4R,6S)-4,6-diamino-3-[(2S,3R,4S,5S,6R)-4-amino-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-hydroxycyclohexyl]oxyoxane-3,4-diol

Synonym: kanamycin B

Smile: O[C@H]([C@H]1O[C@@]([C@@H]([C@@H](N)[C@@H]2O)O)([H])O[C@@H]2CO)[C@@H]([C@H](C[C@H]1N)N)O[C@@]([C@@H]([C@@H](O)[C@@H]3O)N)([H])O[C@@H]3CN