InChI=1/C19H20N4O3S/c1-19(17(25)21-18(26)22-19)13-3-2-4-14(9-13)20-16(24)11-23-7-5-15-12(10-23)6-8-27-15/h2-4,6,8-9H,5,7,10-11H2,1H3,(H,20,24)(H2,21,22,25,26)/p+1/t19-/m0/s1/fC19H21N4O3S/h20-23H/q+1 128AE65D2B9EA9A4