Using CN1Cc2c(C(N)=NO)ncn2-c2ccc(F)c(Cl)c2C1=O, O=C(CCl)OC(=O)CCl to produce CN1Cc2c(-c3noc(CCl)n3)ncn2-c2ccc(F)c(Cl)c2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.