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 electroluminescent molecule has an effect on luminous efficiency. Please write the SMILES representation of it.
user
CC1(C)c2ccccc2-c2ccc(-c3c4ccccc4c(-c4ccc5c(c4)C(C)(C)c4ccccc4-5)c4cc5c(cc34)-c3ccc(-c4ccc(-c6nc7ccccc7o6)cc4)cc3C5(C)C)cc21
assistant