4-({4-[(4-{[4-(didodecylamino)phenyl]ethynyl}phenyl)ethynyl]phenyl}ethynyl)benzonitrile InChI=1/C55H66N2/c1-3-5-7-9-11-13-15-17-19-21-45-57(46-22-20-18-16-14-12-10-8-6-4-2)55-43-41-53(42-44-55)36-35-51-31-29-49(30-32-51)24-23-48-25-27-50(28-26-48)33-34-52-37-39-54(47-56)40-38-52/h25-32,37-44H,3-22,45-46H2,1-2H benzonitrile, 4-[[4-[[4-[[4-(didodecylamino)phenyl]ethynyl]phenyl]ethynyl]phenyl]ethynyl]-