Using O=C1CCc2cc(C(=O)CCCCl)ccc2N1, Clc1cccc(N2CCNCC2)c1 to produce O=C1CCc2cc(C(=O)CCCN3CCN(c4cccc(Cl)c4)CC3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.