InChI=1S/C21H18FN3O4S/c22-13-7-8-16-14(11-13)19(26)18(21(27)25(16)10-9-12-5-6-12)20-23-15-3-1-2-4-17(15)30(28,29)24-20/h1-4,7-8,11-12,26H,5-6,9-10H2,(H,23,24)