Using COc1cc2c(CCNC(C)=O)c[nH]c2cc1Cl, CC(=O)Cl to produce COc1cc2c(CCNC(C)=O)cn(C(C)=O)c2cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.