Showing structure for 3-(3,4-dihydroxyphenyl)-2-[(3-{4,13,14-trihydroxy-2-oxatricyclo[9.4.0.0³,⁸]pentadeca-1(15),3(8),4,6,9,11,13-heptaen-7-yl}prop-2-enoyl)oxy]propanoic acid