121324-56-9 Udp-glcnac-mannaca Uridine 5'-(O-2-acetamido-2-deoxymannopyranuronosyl acid-(1-4)-2-acetamide-2-deoxyglucopyranosyl diphosphate) Uridine 5'-(trihydrogen diphosphate), P'-(2-(acetylamino)-4-O-(2-(acetylamino)-2-deoxy-beta-D-mannopyranuronosyl)-2-deoxy-alpha-D-glucopyranosyl) ester