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 element and electroluminescent, and it impacts electron transport. Please represent the molecule in SMILES.
user
CC1(C)CN=C(c2ccc(-c3ccc4c5ccc(-c6ccc(C7=NCC(C)(C)O7)cn6)cc5c5ccccc5c4c3)nc2)O1
assistant