InChI=1S/C25H28O5/c1-14(2)6-7-17-8-9-19-22(23(17)27)24(28)21-18(13-26)25(29-11-10-15(3)4)16(5)12-20(21)30-19/h6,8-10,12,26-27H,7,11,13H2,1-5H3