InChI=1/C16H14N4O4S/c17-25(23,24)12-3-1-11(2-4-12)9-19-15-5-6-16(20(21)22)14-10-18-8-7-13(14)15/h1-8,10,19H,9H2,(H2,17,23,24)/f/h17H2 EFACEE5C3F51335F