You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a organic light-emitting device. Please write the SMILES representation of it.
user
CC1=CC2=C(C=CC1)C1(C3=C(CCC=C3)c3cc4c(cc31)Oc1ccccc1O4)c1ccccc12
assistant