Using OB(O)c1ccc(Cl)cc1, COC(=O)c1c(OS(=O)(=O)C(F)(F)F)c2ccn(Cc3ccccc3)c2c(=O)n1C to produce COC(=O)c1c(-c2ccc(Cl)cc2)c2ccn(Cc3ccccc3)c2c(=O)n1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.