Using COc1cc2ncnc(Nc3ccc(F)c(Cl)c3)c2cc1O, O[C@@H]1CCOC1 to produce COc1cc2ncnc(Nc3ccc(F)c(Cl)c3)c2cc1O[C@H]1CCOC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.