CAS 38864-21-0 2-Deoxy-2-[(1-hydroxyethylidene)amino]hexopyranosyl-(1->4)-2-deoxy-2-[(1-hydroxyethylidene)amino]hexopyranosyl-(1->4)-2-deoxy-2-[(1-hydroxyethylidene)amino]hexose (HCID 123774)|Huagongshe