Using COc1ccc2c(c1)C(c1ccncc1)=Nc1cc(Cl)ccc1O2 to produce COc1ccc2c(c1)C(c1ccncc1)Nc1cc(Cl)ccc1O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.