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 a luminescent member of the organic light-emitting class.
user
CC1(C)c2ccccc2-c2ccc(-n3c4ccccc4c4ccc(-c5cc(-c6ccccc6)cc(-c6cc(-c7ccccc7)cc(-c7ccc8c9ccccc9n(-c9ccc%10c(c9)C(C)(C)c9ccccc9-%10)c8c7)c6)c5)cc43)cc21
assistant