Using Cc1cc(=O)c(OCc2ccccc2)c(CN2C(=O)c3ccccc3C2=O)n1C to produce Cc1cc(=O)c(OCc2ccccc2)c(CN)n1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.