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: It impacts luminous efficiency. Please write the SMILES representation of it.
user
CC1(c2cccc(Nc3ccc(F)c4ccccc34)c2)c2ccccc2-c2ccccc21
assistant