InChI=1S/C27H30O18S/c1-8-19(33)21(35)22(36)27(41-8)44-15-6-13(32)17-12(31)5-14(9-2-3-10(29)11(30)4-9)42-24(17)18(15)25-23(37)26(45-46(38,39)40)20(34)16(7-28)43-25/h2-6,8,16,19-23,25-30,32-37H,7H2,1H3,(H,38,39,40)