InChI=1/C28H28N4O4/c1-36-21-11-12-24-23(17-21)20(18-31-24)14-16-30-27(34)28(35)32-25-10-6-5-9-22(25)26(33)29-15-13-19-7-3-2-4-8-19/h2-12,17H,13-16,18H2,1H3,(H,29,33)(H,30,34)(H,32,35)/p+1/fC28H29N4O4/h29-32H/q+1 4FFC187CBB2512D9