InChI=1S/C24H32O9/c1-12-8-9-18(31-17(6)26)13(2)11-20-21(14(3)22(27)32-20)19(10-12)33-23(28)24(7,29)15(4)30-16(5)25/h8,11,15,18-21,29H,3,9-10H2,1-2,4-7H3/b12-8-,13-11+/t15-,18-,19+,20-,21+,24+/m1/s1