You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a light-emitting member of the optoelectronic class.
user
Cc1ccc(-c2ccc3c4ccc(-c5ccc(C)cc5)cc4n(-c4ccc(-c5cccc6c7ccccc7n(-c7ccccc7)c56)cc4-c4nc(-c5ccccc5)nc(-c5ccccc5)n4)c3c2)cc1
assistant