InChI=1S/C25H26N4O4S/c1-3-33-22-6-4-5-7-24(22)34-23-9-8-19(16-21(23)29(31)32)20-10-11-26-25(17-20)28-14-12-27(13-15-28)18(2)30/h4-11,16-17H,3,12-15H2,1-2H3