InChI=1/C27H22N4O4/c1-32-23-13-21-22(10-18(23)8-7-17-6-5-9-29-15-17)30-16-19(14-28)26(21)31-20-11-24(33-2)27(35-4)25(12-20)34-3/h5-6,9-13,15-16H,1-4H3,(H,30,31)/f/h31H 278A31A5C81DD086