InChI=1/C13H23F3N2O3/c1-21-12(20)7-9-18(10-13(14,15)16)11(19)6-4-2-3-5-8-17/h2-10,17H2,1H3/p+1/fC13H24F3N2O3/h17H/q+1 9C0D9A4B82116CD9