Dihydrostreptomycin B

Mannosidodihydrostreptomycin

4-O-[2-O-[4-O-β-D-Mannopyranosyl-2-(methylamino)-2-deoxy-α-L-glucopyranosyl]-5-deoxy-3-(hydroxymethyl)-α-L-lyxofuranosyl]-N,N'-diamidino-D-streptamine

4-O-[2-O-[2-(Methylamino)-4-O-β-D-mannopyranosyl-2-deoxy-α-L-glucopyranosyl]-5-deoxy-3-hydroxymethyl-α-L-lyxofuranosyl]-N,N'-bis(aminoiminomethyl)-D-streptamine