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
C=C1C(c2ccc3c(c2)C2(c4ccccc4Oc4ccccc42)c2ccc(C4=CC=CCN4)cc2O3)=CC=CN(c2ccccc2)c2ccccc21
assistant