1856-93-5 2-Acetamido-3-O-((S)-1-carboxyethyl)-2-deoxy-D-glucose Acetylmuramic acid D-Glucopyranose, 2-(acetylamino)-3-O-(1-carboxyethyl)-2-deoxy-, (R)- N-Acetylisomuramic acid N-acetylmuramic acid