Using COc1cc(-c2cn[nH]c2)cc2c1ccn2-c1c(C)c(C)nc2ccc(Cl)cc12 to produce Cc1nc2ccc(Cl)cc2c(-n2ccc3c(O)cc(-c4cn[nH]c4)cc32)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.