Showing structure for (10r,11s,15r,16s)-16-hydroxy-2-methoxy-10-(3,4,5-trimethoxyphenyl)-4,6,13-trioxatetracyclo[7.7.0.0³,⁷.0¹¹,¹⁵]hexadeca-1,3(7),8-trien-12-one