Using BrCc1ccccc1, c1ccc(C(OCCc2ccncc2)c2ccccc2)cc1 to produce C1=C(CCOC(c2ccccc2)c2ccccc2)CCN(Cc2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.