Showing structure for 3-[(2s,3r,4s,5s)-3-[(3s,4r)-4-(3,4-dihydroxyphenyl)-6,7-dihydroxy-3-(methoxycarbonyl)-3,4-dihydronaphthalene-2-carbonyloxy]-4,5-dihydroxyoxan-2-yl]-2-hydroxypropanoic acid