InChI=1/C12H18F2N2O3S/c1-7(2)3-8(6-17)16-20(18,19)12-5-11(15)9(13)4-10(12)14/h4-5,7-8,16-17H,3,6,15H2,1-2H3/t8-/m1/s1 533461B5CC4FE474