InChI=1/C27H25FN2O2/c1-18(31)32-17-26-25-11-5-9-21(16-20-8-4-7-19-6-2-3-10-24(19)20)27(25)30(29-26)23-14-12-22(28)13-15-23/h2-4,6-8,10,12-15,21H,5,9,11,16-17H2,1H3/t21-/m0/s1 FB1D59889E283A2B