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 device and belongs to the electroluminescent class of molecules, impacting electron transport. Please represent the molecule in SMILES.
user
Cc1ccc(C(N=C(N)n2c3ccccc3c3ccc(C4(c5ccccc5)c5ccccc5-c5ccccc54)cc32)N(C)c2ccc(C)cc2)cc1
assistant