InChI=1S/C24H32O8/c1-9-13(4)23(28)31-17(11-10-12(2)3)14(5)18-19(29-15(6)25)21(27)24(8)22(32-24)20(18)30-16(7)26/h9-10,17-20,22H,5,11H2,1-4,6-8H3/b13-9-