133218-68-5 4',5''-Dideoxy-5''-guanidinbutirosin A D-Streptamine, O-5-((aminoiminomethyl)amino)-5-deoxy-beta-xylofuranosyl-(1-5)-O-(2,6-diamino-2,6-dideoxy-4',5''-dideoxy-5''-guanidinobutirosin A alpha-D-glucopyranosyl-(1-4))-N(sup 1)-(4-amino-2-hydroxy-1-oxobutyl)-2-deoxy-, (S)- D-Strptamine, O-5-((aminoiminomethyl)amino)-5-deoxy-beta-D-xylofuranosyl-(1-5)-O-(2,6-diamino-2,6-didexy-alpha-D-glucopyranosyl-(1-4))-N1-(4-amino-2-hydroxy-1-oxobutyl)-2-deoxy-, (S)-