110207-81-3 D-Streptamine, O-4-amino-4-deoxy-alpha-D-glucopyranosyl-(1-8)-O-(8R)-2-amino-2,3,7-trideoxy-7-(methylamino)-D-glycero-alpha-D-allo-octodialdo-1,5:8,4-dipyranosyl-(1-4)-2-deoxy-N3-(2-hydroxyethyl)- Youlemycin