InChI=1/C19H20N4O4S/c1-3-4-8-21(2)16(24)10-22-12-20-18-17(19(22)25)15(11-28-18)13-6-5-7-14(9-13)23(26)27/h5-7,9,11-12H,3-4,8,10H2,1-2H3 18B06977BEC4D65F