Showing structure for (2s,2's,8'ar)-3a-hydroperoxy-7'-hydroxy-5-methoxy-2',4'b,7,8',8',10'a-hexamethyl-2',3',4',4'a,5',6',7',8'a,9',10'-decahydro-3h-spiro[1-benzofuran-2,1'-phenanthren]-4-one