Using c1ccc(C(OC2CCNCC2)c2ccccc2)cc1, ClCCCn1cnc2ccccc21 to produce c1ccc(C(OC2CCN(CCCn3cnc4ccccc43)CC2)c2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.