Showing structure for (2r,3s,4r,5s,6r)-6-{[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2s)-2,3-dihydroxypropoxy]-4-hydroxy-5-[(1-hydroxyethylidene)amino]oxan-3-yl]oxy}-3,4-dihydroxy-5-[(1-hydroxyethylidene)amino]oxane-2-carboxylic acid