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 sting agonist class of molecules.
user
COC(=O)c1ccc(NCC=CCNc2c(CN3CCOCC3)cc(C(N)=O)cc2[N+](=O)[O-])c([N+](=O)[O-])c1
assistant