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: It belongs to the adenosine receptor antagonist class of molecules. Please write the SMILES representation of it.
user
Cc1c(Br)nc(Br)c2nc(C3(c4ncccc4F)CC3)nn12
assistant