InChI=1/C33H38N4/c1-34-22-18-28-26-14-8-10-16-30(26)36(32(28)24-34)20-12-6-4-3-5-7-13-21-37-31-17-11-9-15-27(31)29-19-23-35(2)25-33(29)37/h8-11,14-19,22-25H,3-7,12-13,20-21H2,1-2H3/q+2 298F44F4455C846B