InChI=1/C28H38N4O2/c1-21-17-22(2)19-32(18-21)27(33)20-30-13-15-31(16-14-30)23(3)28(34)29-26-12-8-7-11-25(26)24-9-5-4-6-10-24/h4-12,21-23H,13-20H2,1-3H3,(H,29,34)/t21-,22+,23-/m0/s1/f/h29H 04E6B45896939EEC