InChI=1/C20H17FN2O3/c1-13(14-6-8-15(21)9-7-14)10-19(24)18(12-22)20(25)23-16-4-3-5-17(11-16)26-2/h3-11,23,25H,1-2H3/p-1/b13-10-,20-18-/fC20H16FN2O3/h25h/q-1 A827D0265160A29F