You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: This molecule is a member of the light-emitting class and influences electron transport.
user
c1ccc(-c2cc(-c3ccccc3)cc(-n3c4cc(-c5cccc(-c6nc7ccccc7n6-c6ccccc6)c5)cc5c4c4c(cc(-c6cccc(-c7nc8ccccc8n7-c7ccccc7)c6)cc43)CC5)c2)cc1
assistant