InChI=1S/C30H20O13S/c31-17-5-1-3-12-20(14-7-11(10-43-44(40,41)42)8-19(33)24(14)27(35)22(12)17)21-13-4-2-6-18(32)23(13)28(36)25-15(21)9-16(30(38)39)26(34)29(25)37/h1-9,20-21,31-34,37H,10H2,(H,38,39)(H,40,41,42)