Using OB(O)c1ccc2c(c1)OCO2, Clc1ccc(N2CCN(C3CC3)CC2)nn1 to produce c1cc2c(cc1-c1ccc(N3CCN(C4CC4)CC3)nn1)OCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.