InChI=1/C23H20N4O4S/c1-31-18-6-4-16(5-7-18)15-27-21-9-8-19(32(29,30)26-10-2-3-11-26)12-20(21)22(23(27)28)17(13-24)14-25/h4-9,12H,2-3,10-11,15H2,1H3 BC1F4BFB683D12DE