InChI=1/C28H28N4O/c1-4-19-10-14-21(15-11-19)26-25(27(33)30-22-16-12-20(5-2)13-17-22)18(3)29-28-31-23-8-6-7-9-24(23)32(26)28/h6-17,26H,4-5H2,1-3H3,(H,29,31)(H,30,33)/t26-/m0/s1/f/h29-30H 36B896A868D47A1D