InChI=1S/C23H24O5/c1-14(2)4-6-17-12-15(5-11-20(17)25)13-19-21(23(27-3)28-22(19)26)16-7-9-18(24)10-8-16/h4-5,7-12,23-25H,6,13H2,1-3H3