InChI=1/C16H23F3N2O4/c1-4-25-15(24)13-10(2)14(20-11(13)3)12(23)8-21(6-5-7-22)9-16(17,18)19/h20,22H,4-9H2,1-3H3 2F211ECDD15FFFD3