Using COc1cc(CCl)nc(-c2ccccc2)n1, Oc1ccc(N2CCNCC2)cc1 to produce COc1cc(CN2CCN(c3ccc(O)cc3)CC2)nc(-c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.