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: The organic light-emitting molecule has an effect on delayed fluorescence.
user
c1ccc(-c2ncc3c(-c4ccccc4)nc(-n4c5ccccc5c5cc6c(cc54)c4ccccc4n6-c4ccccc4)nc3n2)cc1
assistant