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 hbv inhibitor. Please write the SMILES representation of it.
user
CCOC(=O)C1=C2CC(NC(=O)NC)CN2C(c2nccs2)=NC1c1ccc(F)cc1Br
assistant