You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: It belongs to the light-emitting class of molecules. Please represent the molecule in SMILES.
user
Cc1cc2c(o1)N(c1c(C)cc(C(C)(C)C)cc1C)c1ccccc1C2
assistant