You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It belongs to the organic light-emitting device class of molecules.
user
N#CC1=CC=CCC1n1c2ccccc2c2cccc(-n3c4c(c5ccccc53)C=CCC4)c21
assistant