InChI=1/C18H21F4N5O/c19-13-7-15(8-23)27(11-13)17(28)10-24-14-3-5-26(6-4-14)16-2-1-12(9-25-16)18(20,21)22/h1-2,9,13-15,24H,3-7,10-11H2/t13-,15-/m0/s1 67D0342187A540A2