InChI=1/C19H18N4O4S/c1-4-27-19(24)16-15(21)14-13(10(8-20)17(22)23-18(14)28-16)9-5-6-11(25-2)12(7-9)26-3/h5-7H,4,21H2,1-3H3,(H2,22,23)/f/h22H2 8CA43D7670ABC5E2