InChI=1S/C27H24O15S/c28-14-4-1-11(7-17(14)31)8-20(25(33)34)41-27(37)24-22(12-2-5-15(29)18(32)9-12)21(23(24)26(35)36)13-3-6-16(30)19(10-13)42-43(38,39)40/h1-7,9-10,20-24,28-32H,8H2,(H,33,34)(H,35,36)(H,38,39,40)