Using CC=O, Cn1c2c(c3ccc(-n4ccc(OCc5ccccc5)cc4=O)cc31)CNCCC2 to produce CCN1CCCc2c(c3ccc(-n4ccc(OCc5ccccc5)cc4=O)cc3n2C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.