You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: It belongs to the adenosine antagonist class of molecules.
user
Nc1nc(-c2ccccc2)c(-c2cc(Cl)c3ncccc3c2)nc1NC(=O)NCC1CCCCC1
assistant