Using C#CCOC, COCc1c(C=NO)ncc2[nH]c3cccc(Cc4ccccc4Cl)c3c12 to produce COCc1cc(-c2ncc3[nH]c4cccc(Cc5ccccc5Cl)c4c3c2COC)no1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.