InChI=1/C19H22N4O4S/c1-3-9-22-17-15(18(26)23(10-4-2)19(22)28)20-16(21-17)12-5-7-13(8-6-12)27-11-14(24)25/h5-8H,3-4,9-11H2,1-2H3,(H,20,21)(H,24,25)/p-1/fC19H21N4O4S/h20H/q-1 CA83A071510E5669