InChI=1/C20H21F3N4O4/c21-20(22,23)15-2-1-3-16(14-15)24-19(28)31-13-12-25-8-10-26(11-9-25)17-4-6-18(7-5-17)27(29)30/h1-7,14H,8-13H2,(H,24,28)/p+1/fC20H22F3N4O4/h24-25H/q+1 D7B34A969488D12B