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 anti viral and belongs to the anti viral agent class of molecules, impacting hepatitis b treatment. Please write the SMILES representation of it.
user
COC(=O)C1CC(NCC2CN(C(=O)OC(C)(C)C)CCN2C(=O)OCc2ccccc2)CN1C(C)C
assistant