Showing structure for (1r,8s,12s,13s,14s,16r,17r,18s)-18-benzyl-13,20-dihydroxy-6,8,14,16-tetramethyl-2,15-dioxa-19-azatetracyclo[10.8.0.0¹,¹⁷.0¹⁴,¹⁶]icosa-5,10,19-triene-3,7-dione