InChI=1/C29H26N4O4/c1-3-5-15-33-25-22(28(35)32-16-9-8-12-24(32)30-25)18-23(29(36)37-4-2)26(33)31-27(34)21-14-13-19-10-6-7-11-20(19)17-21/h6-14,16-18H,3-5,15H2,1-2H3/p+1/fC29H27N4O4/h31H/q+1 19255F41153019D6