InChI=1/C18H17FN2O/c1-11-21-17-5-4-13(9-16(17)18(2,3)22-11)14-6-12(10-20)7-15(19)8-14/h4-9,11,21H,1-3H3/t11-/m1/s1 2195BC84F221C850