InChI=1/C19H20N5O3S/c1-12-6-5-7-16(10-12)24-14(3)18(21-23-24)19(25)20-15-9-8-13(2)17(11-15)22-28(4,26)27/h5-11H,1-4H3,(H,20,25)/q-1/f/h20H 4AB82D613BEBDE7C