Using CC(C)(C)OC(=O)NCCCN1CC2CNCC(C1)O2, OCCCBr to produce CC(C)(C)OC(=O)NCCCN1CC2CN(CCCO)CC(C1)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.