InChI=1/C19H20N4O3S/c1-11-5-3-7-15(12(11)2)22-16(24)9-13-10-27-19(21-13)23-18(26)14-6-4-8-20-17(14)25/h3-9,19,21H,10H2,1-2H3,(H,20,25)(H,22,24)(H,23,26)/b13-9+/t19-/m1/s1/f/h20,22-23H CF34457D3E328A22