Using CC1(C)OC[C@@H](CO)O1, Cc1cc(C#N)cc(C)c1O to produce Cc1cc(C#N)cc(C)c1OC[C@@H]1COC(C)(C)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.