InChI=1/C19H17N5O4S/c1-23-15-11-14(21-17(15)18(25)24(2)19(23)26)12-6-8-13(9-7-12)29(27,28)22-16-5-3-4-10-20-16/h3-11,21H,1-2H3,(H,20,22)/f/h22H 6A5F45954A42551D