You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is organic light-emitting.
user
CC(C)(C)c1c(-c2ccccc2)nc(-c2ccccc2)nc1-c1ccc(-c2ccccc2-c2ccccc2-c2ccc(-c3nc(-c4ccccc4)nc(-c4ccccc4)c3C(C)(C)C)cc2)cc1
assistant