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 hiv replication inhibitor and belongs to the anti viral class of molecules. Please write the SMILES representation of it.
user
COC(=O)C(OC(C)(C)C)c1c(C)c(N)c(NC(=O)NC2CCCCC2)c(C)c1Br
assistant