InChI=1/C14H16N4O3S/c1-20-12-7-9(4-5-10(12)19)8-15-18-13(16-17-14(18)22)11-3-2-6-21-11/h4-5,7-8,11,19H,2-3,6H2,1H3,(H,17,22)/p-1/b15-8+/t11-/m0/s1/fC14H15N4O3S/q-1 653F2BE40E1C28C4