Using Cc1cc(C)c(O)c(CO)c1, Cc1ccc(O)c(C(C)(C)C)c1 to produce Cc1cc(C)c(O)c(Cc2cc(C)cc(C(C)(C)C)c2O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.