Using Nc1cccc2ccoc12, COc1cc2c(Cl)ncnc2cc1OCCCN1CCN(C)CC1 to produce COc1cc2c(Nc3cccc4ccoc34)ncnc2cc1OCCCN1CCN(C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.