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: The molecule is a organic electroluminescent compound and belongs to the organic electroluminescent device class of molecules, with the characteristic of being electroluminescent. Please represent the molecule in SMILES.
user
CC(C)N(c1ccc2ccccc2c1)c1ccc2c3cccc4cccc(c5cccc1c52)c43
assistant