InChI=1/C28H34N4O4/c33-23(34)16-13-19-11-14-22(15-12-19)25-29-24-26(30-25)31(17-20-7-3-1-4-8-20)28(36)32(27(24)35)18-21-9-5-2-6-10-21/h11-16,20-21H,1-10,17-18H2,(H,29,30)(H,33,34)/p-1/b16-13+/fC28H33N4O4/h29H/q-1 B7830F4F5850FF51