O-2-AMINO-2,7-DIDEOXY-DELTA-GLY-CERO-ALPHA-D-GLUCO-HEPTO-PYRANOSYL[1->4]-O-3-DEOXY-4C-METHYL-3-[METHYL-AMINO]-BETA-L-ARABINOPYRONOSYL-DELTA-STREPTAMINE, DISULFATE SALT [ 49863-47-0 ]