You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a optoelectronic member of the light-emitting class. Please write the SMILES representation of it.
user
c1cnc2c(-c3ccc(-c4nc(-c5cc6ccccc6c6ccccc56)nc(-c5cc6ccccc6c6ccccc56)n4)cn3)cccc2c1
assistant