Using O=C1CCc2cc(OCC3CO3)ccc2N1, c1ccc(N2CCNCC2)cc1 to produce O=C1CCc2cc(OCC(O)CN3CCN(c4ccccc4)CC3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.