InChI=1/C26H28N4O4/c27-22(16-19-10-4-1-5-11-19)24(31)29-30-25(32)23(17-20-12-6-2-7-13-20)28-26(33)34-18-21-14-8-3-9-15-21/h1-15,22-23H,16-18,27H2,(H,28,33)(H,29,31)(H,30,32)/p+1/t22-,23+/m1/s1/fC26H29N4O4/h27-30H/q+1 19183E2A14356FB6