InChI=1/C14H16N4O4S/c19-11-6-5-9(16-17-11)13(21)15-8-3-1-2-4-10(8)18-12(20)7-23-14(18)22/h5-6,8,10H,1-4,7H2,(H,15,21)(H,17,19)/p-1/t8-,10+/m1/s1/fC14H15N4O4S/h15H/q-1 90CA5CBBCF8A50D0