You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a member of the light-emitting class, known to affect organic electroluminescence, influence luminous efficiency, and is characterized as electroluminescent. Use the above information to create a molecule.
user
CC1(C)c2ccccc2-c2ccc(-c3nc(-n4c5ccccc5c5ccc6ccn(-c7ccccc7)c6c54)nc4ccccc34)cc21
assistant