You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a organic light-emitting device. Use the above information to create a molecule.
user
N#Cc1ccc2c(c1)c1ccccc1n2-c1cccc(-n2c3ccc(C#N)cc3c3c4c(ccc32)sc2ccccc24)c1
assistant