InChI=1/C11H16N4O4S/c1-6-2-7-3-12-4-8(7)15(6)20(18,19)9-5-13-11(17)14-10(9)16/h5-8,12H,2-4H2,1H3,(H2,13,14,16,17)/t6-,7-,8+/m1/s1/f/h12,14H A01F3514D12E1F71