You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a adenosine antagonist. Please represent the molecule in SMILES.
user
N#Cc1c(N)nc(SCC(=O)c2ccccc2C(F)(F)F)c(C#N)c1-c1ccc(Cl)cc1
assistant