InChI=1/C28H26N4O4/c1-17-15-18(11-14-25(17)32(34)35)28(33)29-19-12-13-23-21(16-19)27(20-7-3-4-8-22(20)30-23)31-24-9-5-6-10-26(24)36-2/h5-6,9-16H,3-4,7-8H2,1-2H3,(H,29,33)(H,30,31)/p+1/fC28H27N4O4/h29-31H/q+1 53BD5562F3CC24F9