InChI=1S/C25H28O5/c1-16(2)5-4-13-25(3)14-12-19-17(7-11-22(28)24(19)30-25)6-10-21(27)20-9-8-18(26)15-23(20)29/h5,7-9,11-12,14-15,26,28-29H,4,6,10,13H2,1-3H3