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