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 light-emitting. Please write the SMILES representation of it.
user
CC(C)(C)c1nc2ccccc2n1-c1cccc(-c2ccccc2-c2ccccc2)c1-c1c(-c2ccccc2-c2ccccc2)cccc1-n1c(C(C)(C)C)nc2ccccc21
assistant