Using O=C(O)c1ccc2nc[nH]c2c1, Cc1cccc(C)c1CCl to produce Cc1cccc(C)c1COC(=O)c1ccc2ncn(Cc3c(C)cccc3C)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.