InChI=1/C21H24F3NO4/c1-11-15(18(26)28-6)17(13-8-7-9-14(10-13)21(22,23)24)16(12(2)25-11)19(27)29-20(3,4)5/h7-10,17,25H,1-6H3/t17-/m0/s1 685ECE4C5536C107