Using CC(=O)OCCCCBr, CC1CCC(C)c2cc(-c3csc(N4CCC(N)CC4)n3)ccc21 to produce CC1CCC(C)c2cc(-c3csc(N4CCC(NCCCCO)CC4)n3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.