InChI=1/C12H9N3O5S/c16-7-4-2-1-3-6(7)10(18)15-14-9(17)5-8-11(19)13-12(20)21-8/h1-5,16H,(H,14,17)(H,15,18)(H,13,19,20)/b8-5-/f/h13-15H AE6AB410E3FDDDDC