Showing structure for 1,3-bis[(4r,4as,6r,7s,7ar)-2,4,7-trimethyl-octahydrocyclopenta[c]pyridin-6-yl] (1r,2r,3r,4s)-2-(4-hydroxy-3-methoxyphenyl)-4-(4-hydroxyphenyl)cyclobutane-1,3-dicarboxylate