InChI=1/C26H24F2N2O4/c27-26(28,24(32)29-17-20-12-6-2-7-13-20)23(31)22(16-19-10-4-1-5-11-19)30-25(33)34-18-21-14-8-3-9-15-21/h1-15,22H,16-18H2,(H,29,32)(H,30,33)/t22-/m1/s1/f/h29-30H 24643F9A9CAFC730