Using CC1(C)OCC(CO)CO1, CCc1c(Cl)ccnc1C(=O)N(C(C)C)C(C)C to produce CCc1c(OCC2COC(C)(C)OC2)ccnc1C(=O)N(C(C)C)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.