4-{[4-(didodecylamino)phenyl]ethynyl}benzonitrile InChI=1/C39H58N2/c1-3-5-7-9-11-13-15-17-19-21-33-41(34-22-20-18-16-14-12-10-8-6-4-2)39-31-29-37(30-32-39)24-23-36-25-27-38(35-40)28-26-36/h25-32H,3-22,33-34H2,1-2H benzonitrile, 4-[[4-(didodecylamino)phenyl]ethynyl]-