Using ClCC=Cc1ccccc1, Cn1ncc(N2CCNCC2)c(Cl)c1=O to produce Cn1ncc(N2CCN(CC=Cc3ccccc3)CC2)c(Cl)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.