InChI=1S/C27H35N5/c1-29(2)25-12-7-5-10-23(25)20-31-18-9-19-32(27(31)22-14-16-28-17-15-22)21-24-11-6-8-13-26(24)30(3)4/h5-8,10-17,27H,9,18-21H2,1-4H3