InChI=1/C17H16N4O3S/c1-9-4-3-5-11(14(9)24-2)15(22)21-17(25)18-10-6-7-12-13(8-10)20-16(23)19-12/h3-8H,1-2H3,(H2,19,20,23)(H2,18,21,22,25)/f/h18-21H FCFE4503BEA91445