Using BrCCCOC(c1ccccc1)c1ccccc1, COc1cccc(C2CCNC2)c1 to produce COc1cccc(C2CCN(CCCOC(c3ccccc3)c3ccccc3)C2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.