You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: It belongs to the optoelectronic class of molecules.
user
Cc1nc(C)nc(-c2ccc(-n3c4cc(-c5ccccc5)ccc4c4ccc(-c5ccccc5)cc43)cc2C#N)n1
assistant