InChI=1/C33H38N4O/c1-36(2)23-24-37(33(38)35-32-11-7-4-8-12-32)26-29-15-19-31(20-16-29)30-17-13-28(14-18-30)25-34-22-21-27-9-5-3-6-10-27/h3-20,34H,21-26H2,1-2H3,(H,35,38)/p+2/fC33H40N4O/h34-36H/q+2 7D3B7F751B1CE4B0