InChI=1/C21H18N6O4S/c22-32(30,31)16-4-2-15(3-5-16)26-27-19-17-11-14(1-6-18(17)25-21(19)29)20(28)24-12-13-7-9-23-10-8-13/h1-11,26H,12H2,(H,24,28)(H2,22,30,31)(H,25,27,29)/f/h24-25H,22H2/b27-19- C9D0C0FF2328BDFE