17-methoxy-18-oxatetracyclo[8.7.1.1~2,15~.1~3,7~]icosa-1,3(20),4,6,15(19),16-hexaen-4-ol (non-preferred name) InChI=1/C20H22O3/c1-22-19-12-14-4-2-3-5-15-8-6-13-7-9-18(21)16(10-13)17(11-14)20(19)23-15/h7,9-12,15,21H,2-6,8H2,1H Myricarborin