InChI=1/C26H32N4O4/c1-26(2,27)25(33)30-22(15-18-16-28-20-12-8-7-11-19(18)20)23(31)29-21(24(32)34-3)14-13-17-9-5-4-6-10-17/h4-12,16,21-22,28H,13-15,27H2,1-3H3,(H,29,31)(H,30,33)/t21-,22+/m0/s1/f/h29-30H B3C230900F023D00