InChI=1S/C27H27ClO13/c1-9(7-29)4-5-12-10(2)21-15(6-14(12)31)38-22-13(8-30)23(17(28)11(3)16(22)26(37)39-21)40-27-20(34)18(32)19(33)24(41-27)25(35)36/h4,6,8,18-20,24,27,29,31-34H,5,7H2,1-3H3,(H,35,36)/b9-4+