InChI=1/C13H15F3N2O/c1-2-3-7-4-8-9(13(14,15)16)5-12(19)18-11(8)6-10(7)17/h4-5,8,11,17H,2-3,6H2,1H3,(H,18,19)/t8-,11+/m0/s1/f/h18H 53C30E5C3D1F113E