InChI=1/C28H30F2N2O2/c1-34-23-11-4-19(5-12-23)28(33)3-2-15-31-16-14-27-25(18-31)24-17-21(30)8-13-26(24)32(27)22-9-6-20(29)7-10-22/h4-13,17,25,27-28,33H,2-3,14-16,18H2,1H3/p+1/t25-,27+,28-/m0/s1/fC28H31F2N2O2/h31H/q+1 387171176A19458E