InChI=1/C19H17FN2O4S/c20-14-7-3-4-8-15(14)21-17(24)13-9-10-27-18(13)22-16(23)11-5-1-2-6-12(11)19(25)26/h1-4,7-12H,5-6H2,(H,21,24)(H,22,23)(H,25,26)/p-1/t11-,12-/m1/s1/fC19H16FN2O4S/h21-22H/q-1 8A3B6AA210A6C30A