You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It belongs to the organic light-emitting class of molecules.
user
c1cnc2nc(-n3c4ccc5ccccc5c4c4cc5c6ccccc6n6c7ccccc7c(c43)c56)ncc2c1
assistant