Using CC(C)(C)NC(=O)OCCBr, c1ccc(CN2CC3CNCC(C2)O3)cc1 to produce CC(C)(C)NC(=O)OCCN1CC2CN(Cc3ccccc3)CC(C1)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.