You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: It belongs to the electroluminescent, organic electroluminescent material, and electronic device classes of molecules.
user
C1=CCC(C2(c3ccccc3)c3ccccc3-c3ccc(N(c4ccc(-c5cccc(-c6ccc7ccccc7c6)c5)cc4)c4ccc(-c5cccc6c5-c5ccccc5C6(c5ccccc5)c5ccccc5)cc4)cc32)C=C1
assistant