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: The molecule is organic light-emitting.
user
c1ccc(-c2nc(-n3c4c5ccccc5ccc4c4cc5c6cc(-c7ccc8c(ccc9ccc(-c%10nc(-n%11c%12c%13ccccc%13ccc%12c%12cc%13c%14ccccc%14n%14c%15ccccc%15c(c%12%11)c%13%14)c%11ccccc%11n%10)cc98)c7)ccc6n6c7ccccc7c(c43)c56)nc3c2oc2ccccc23)cc1
assistant