InChI=1/C20H21F2NO4S/c1-11(13-4-7-16(21)17(22)9-13)15(10-28)19(25)23-18(20(26)27)8-12-2-5-14(24)6-3-12/h2-7,9,11,15,18,24,28H,8,10H2,1H3,(H,23,25)(H,26,27)/p-1/t11-,15+,18+/m1/s1/fC20H20F2NO4S/h23H/q-1 083D3C15DD5816D3