Using COC(=O)C12CCCC(N)(CC1)C2, Cc1cncc(C(=O)O)n1 to produce COC(=O)C12CCCC(NC(=O)c3cncc(C)n3)(CC1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.