InChI=1/C26H30N2O4/c1-5-17-32-21-13-11-20(12-14-21)24(29)22-23(18(2)19-9-7-6-8-10-19)28(16-15-27(3)4)26(31)25(22)30/h5-14,18,23,30H,1,15-17H2,2-4H3/t18-,23-/m0/s1/f/h30h,27H C46FA1D6D9516B41