InChI=1/C13H18N4O4S/c1-20-10-4-3-8(6-11(10)21-22(2,18)19)5-9-7-16-13(15)17-12(9)14/h3-4,6,9H,5,7H2,1-2H3,(H4,14,15,16,17)/p+1/t9-/m0/s1/fC13H19N4O4S/h15-17H,14H2/q+1 8946D652DC13A7C1