Using COc1ccc(-c2ccccc2)c2sc(N)nc12, O=C(Cl)c1ccccc1 to produce COc1ccc(-c2ccccc2)c2sc(NC(=O)c3ccccc3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.