InChI=1/C18H20F3N3O3/c1-4-9-23(11-18(19,20)21)14(25)10-24-15(26)17(3,22-16(24)27)13-7-5-12(2)6-8-13/h4-8H,1,9-11H2,2-3H3,(H,22,27)/t17-/m1/s1/f/h22H 0CF78F78170EBA5E