InChI=1S/C31H30O13S/c1-37-19-6-12(5-16(32)24(19)33)22-13-7-17-18(41-11-40-17)8-14(13)27(15-9-38-29(36)23(15)22)43-31-26(35)25(34)28-20(42-31)10-39-30(44-28)21-3-2-4-45-21/h2-8,15,20,22-23,25-28,30-35H,9-11H2,1H3/t15-,20+,22+,23-,25+,26+,27+,28+,30+,31-/m0/s1