Using Clc1nc2ccc(I)cc2s1, COc1ccc2ccn(C(=O)OC(C)(C)C)c2c1 to produce COc1ccc2cc(-c3ccc4nc(Cl)sc4c3)n(C(=O)OC(C)(C)C)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.