InChI=1/C15H16N4O3S/c1-9-7-10(3-4-12(9)19(21)22)14(20)17-15-16-11-5-6-18(2)8-13(11)23-15/h3-4,7H,5-6,8H2,1-2H3,(H,16,17,20)/f/h17H DFFF53BEF5651098