You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: It belongs to the light-emitting class of molecules.
user
CCCCc1ccc(N(c2ccccc2)c2ccc(-c3c4ccccc4c(-c4cccc5c(-c6c7ccccc7c(-c7ccc(N(c8ccccc8)c8ccc(CCCC)c(C)c8)cc7)c7ccccc67)cccc45)c4ccccc34)cc2)cc1C
assistant