Using Cc1onc(C2CCOCC2)c1CO, COC(=O)c1ccc(O)nc1 to produce COC(=O)c1ccc(OCc2c(C3CCOCC3)noc2C)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.