InChI=1S/C23H32O6/c1-11-8-15(26-5)21(25)23(4)13(11)9-16-22(3)14(10-17(27-6)29-16)12(2)19(28-7)18(24)20(22)23/h8,11,13-14,16-17,20H,9-10H2,1-7H3