Using Cc1ccc2c(OCCBr)cccc2n1, O=C1COc2ccc(CC3CCNCC3)cc2N1 to produce Cc1ccc2c(OCCN3CCC(Cc4ccc5c(c4)NC(=O)CO5)CC3)cccc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.