Using c1c[nH]cn1, OCC/C(=C(\c1ccccc1)c1ccc(OCCBr)cc1)c1ccccc1 to produce OCC/C(=C(\c1ccccc1)c1ccc(OCCn2ccnc2)cc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.