InChI=1/C16H12N6O4S2/c23-11-9(12(24)20-15(27)19-11)5-17-7-2-1-3-8(4-7)18-6-10-13(25)21-16(28)22-14(10)26/h1-6,17-18H,(H2,19,20,23,24,27)(H2,21,22,25,26,28)/f/h19-22H EF92DDDB21B35DDF