Using Cc1cnc(C=O)c(C)c1, CN(CCCCN)C(=O)OC(C)(C)C to produce Cc1cnc(CNCCCCN(C)C(=O)OC(C)(C)C)c(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.