InChI=1/C11H9N7O3S/c1-4-6(18(20)21)2-7(22-4)8(19)5(3-12)9-15-10(13)17-11(14)16-9/h2,5H,1H3,(H4,13,14,15,16,17)/t5-/m1/s1/f/h13-14H2 ED9DFE6E435DA3A8