Using CC(C)(C)OC(=O)C[C@H]1CCCNC1, CCCc1c(-c2nc(-c3ccc(C(O)CBr)cc3)no2)noc1-c1ccccc1 to produce CCCc1c(-c2nc(-c3ccc(C(O)CN4CCC[C@H](CC(=O)O)C4)cc3)no2)noc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.