1 5KZ (1s)-2,3,4,6-tetra-O-acetyl-1,5-anhydro-1-{[5-(sulfamoyloxy)pentyl]sulfamoyl}-D-allitol 1.000 2 4SN (6s)-1,3,4,5-tetra-O-acetyl-2,6-anhydro-6-{[5-(sulfamoyloxy)pentyl]sulfamoyl}-L-altritol 1.000