Using CC1CN(Cc2ccccc2)Cc2cc(-c3ccccc3)n(Cc3ccccc3)c21, CN(C)C=O to produce CC1CN(Cc2ccccc2)Cc2c(C=O)c(-c3ccccc3)n(Cc3ccccc3)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.