InChI=1/C15H13N5O4S/c16-25(23,24)13-7-3-11(4-8-13)17-15-9-14(18-19-15)10-1-5-12(6-2-10)20(21)22/h1-9H,(H2,16,23,24)(H2,17,18,19)/f/h17-18H,16H2 496967CBBAA49638