InChI=1/C26H30N4O4/c1-17(31)27-22-20-12-6-7-13-21(20)29-16-26(2,25(33)28-18-9-4-3-5-10-18)30(24(32)23(22)29)15-19-11-8-14-34-19/h6-8,11-14,18H,3-5,9-10,15-16H2,1-2H3,(H,27,31)(H,28,33)/t26-/m1/s1/f/h27-28H 6D38C94C653A77AE