InChI=1/C11H11N3O5S/c15-11(12-8-5-6-20(18,19)7-8)13-9-3-1-2-4-10(9)14(16)17/h1-6,8H,7H2,(H2,12,13,15)/t8-/m0/s1/f/h12-13H 68F0B2CB1BC13F5B