InChI=1S/C38H34N2O12S/c1-37(2)15-20(25-24(51-37)14-23(43)27-32(25)40(5)30-17(33(27)44)8-6-11-22(30)42)26-35(46)28-31(39(4)29-18(34(28)45)9-7-10-21(29)41)19-12-13-38(3,52-36(19)26)16-50-53(47,48)49/h6-14,20,41-43,46H,15-16H2,1-5H3,(H,47,48,49)