InChI=1/C19H22F2N2O5/c1-3-28-18(26)16-11(2)23(9-5-4-6-15(24)25)19(27)22-17(16)13-10-12(20)7-8-14(13)21/h7-8,10,17H,3-6,9H2,1-2H3,(H,22,27)(H,24,25)/p-1/t17-/m0/s1/fC19H21F2N2O5/h22H/q-1 A28FB4E8F2D5FB5B