Using COc1ccc(C2OCCOC2CBr)cc1, CC(C)(C)OC(=O)NCC1CCNCC1 to produce COc1ccc(C2OCCOC2CN2CCC(CNC(=O)OC(C)(C)C)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.