InChI=1/C26H28F2N2O4/c1-26(2,3)25-29-23(16-4-8-18(27)9-5-16)24(17-6-10-19(28)11-7-17)30(25)13-12-20(31)14-21(32)15-22(33)34/h4-13,20-21,31-32H,14-15H2,1-3H3,(H,33,34)/b13-12+/t20-,21-/m1/s1/f/h29H 8992AB37EDAC1F88