You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a organic light-emitting device. Please represent the molecule in SMILES.
user
c1ccc2c(c1)oc1cc(-c3ccc4c(c3)COCc3ccc(-n5c6ccccc6c6ccccc65)cc3-4)ccc12
assistant