InChI=1/C28H32N4O3/c1-19-9-13-31(14-10-19)27(34)21-11-15-32(16-12-21)28(35)22-6-4-5-20(17-22)18-25-23-7-2-3-8-24(23)26(33)30-29-25/h2-8,17,19,21H,9-16,18H2,1H3,(H,30,33)/f/h30H 9A3E1984D99805E1