You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: It belongs to the adenosine receptor antagonist class of molecules.
user
O=C(c1cc2c(cn1)c(-c1cnn3ccncc13)nn2CC(F)(F)F)N1CCCOCC1
assistant