3',4'-Dideoxyparomomycin 80451-74-7 D-Streptamine, O-2-amino-2,3,4-trideoxy-alpha-D-erythro-hexopyranosyl-(1-4)-O-(O-2,6-diamino-2,6-dideoxy-beta-L-idopyranosyl-(1-3)-beta-D-ribofuranosyl-(1-5))-2-deoxy-