InChI=1/C26H30N2O4/c1-5-15-26(25(31)32-6-2)21-20(22(27-26)18-11-7-16(3)8-12-18)23(29)28(24(21)30)19-13-9-17(4)10-14-19/h7-14,20-22,27H,5-6,15H2,1-4H3/t20-,21+,22-,26+/m0/s1 C5F3C5D1B5045DC5