InChI=1S/C16H17F2N5O2/c17-10-4-1-5-11(18)13(10)15(24)22-12-8-20-23-14(12)16(25)21-9-3-2-6-19-7-9/h1,4-5,8-9,19H,2-3,6-7H2,(H,20,23)(H,21,25)(H,22,24)/t9-/m0/s1