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: It belongs to the organic light-emitting device class of molecules.
user
c1ccc(-c2nc(-c3ccc(-n4c5ccccc5c5cc6ccccc6cc54)c(-c4c5ccccc5cc5oc6ccccc6c45)c3)nc(-c3ccc4c(c3)oc3ccccc34)n2)cc1
assistant