InChI=1S/C26H30O5/c1-15(2)6-8-17-12-18(9-11-23(17)30-5)24-14-22(29)25-21(28)13-20(27)19(26(25)31-24)10-7-16(3)4/h6-7,9,11-13,24,27-28H,8,10,14H2,1-5H3