You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a organic light-emitting device.
user
c1ccc2c(-c3ccc4sc5c(-c6c7ccccc7c(-c7ccoc7)c7ccccc67)cccc5c4c3)c3ccccc3c(-c3ccoc3)c2c1
assistant