Showing structure for 4',5,6-trihydroxy-4-(4-hydroxyphenyl)-2-{[(2z)-3-[(2s,3s)-3-methyloxiran-2-yl]prop-2-enoyl]oxy}-[1,1'-biphenyl]-3-yl (2z)-3-[(2r,3r)-3-methyloxiran-2-yl]prop-2-enoate