InChI=1S/C27H26O4S2/c1-4-5-17-8-11-22(32-17)23-13-12-21(33-23)20(28)14-27(30)19-10-7-15(2)18-9-6-16(3)24(18)25(19)31-26(27)29/h8,11-13,18-19,24-25,30H,2-3,6-7,9-10,14H2,1H3