InChI=1/C16H12N4O3S2/c17-25(22,23)10-3-1-9(2-4-10)18-7-11-14-12(20-16(11)21)5-6-13-15(14)24-8-19-13/h1-8,18H,(H,20,21)(H2,17,22,23)/b11-7-/f/h20H,17H2 A66021B65546FF41