InChI=1/C20H18FNO5/c1-27-13-4-2-3-11(9-13)12-5-7-16(15(21)10-12)22-19(24)14-6-8-17(23)18(14)20(25)26/h2-5,7,9-10,17,23H,6,8H2,1H3,(H,22,24)(H,25,26)/p-1/t17-/m0/s1/fC20H17FNO5/h22H/q-1 9BA927CCA724EC30