Using COS(=O)(=O)OC, CCOC(=O)Nc1c(Cl)cc(F)c(-n2c(=O)cc(C(F)(F)F)[nH]c2=O)c1[N+](=O)[O-] to produce CCOC(=O)Nc1c(Cl)cc(F)c(-n2c(=O)cc(C(F)(F)F)n(C)c2=O)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.