InChI=1/C26H30N4O4/c1-3-13-29(22(31)15-23(32)33)24-17(2)14-21(19-7-5-4-6-8-19)30(26(24)34)16-18-9-11-20(12-10-18)25(27)28/h4-12,21H,3,13-16H2,1-2H3,(H3,27,28)(H,32,33)/t21-/m1/s1/f/h27-28H2 F4EAB124C9ADD6AE