Using Clc1cccc(N2CCNCC2)c1, COc1ccccc1N1CCN(CCC2OCCc3ccccc32)CC1 to produce Clc1cccc(N2CCN(CCC3OCCc4ccccc43)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.