Showing structure for (2r,3r,4s,5s,6r)-4,5-dihydroxy-2-[(3-hydroxy-8,8-dimethyl-5-oxo-2h-1,4-benzothiazin-7-yl)methoxy]-6-(hydroxymethyl)oxan-3-yl (2e)-3-(3,4-dihydroxyphenyl)prop-2-enoate