InChI=1/C23H19F3N2O4/c1-32-20-12-4-16(5-13-20)22(29)14-21(15-2-6-17(7-3-15)23(24,25)26)27-18-8-10-19(11-9-18)28(30)31/h2-13,21,27H,14H2,1H3/t21-/m0/s1 5686BC46AAFDBF51