You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is optoelectronic. Please represent the molecule in SMILES.
user
CCCCCCCCCCCCCCC(CCCCCCCCCCCC)Cc1cc(-c2c3nnsc3c(-c3cc(CC(CCCCCCCCCCCC)CCCCCCCCCCCCCC)c(Br)s3)c3nnsc23)sc1Br
assistant