InChI=1/C12H13F3N2O4S/c13-12(14,15)22(19,20)10-4-2-1-3-8(10)17-5-6-21-9(7-17)11(16)18/h1-4,9H,5-7H2,(H2,16,18)/t9-/m0/s1/f/h16H2 910686E5665A0E5B