Using Cc1ccc(CO)c(C)n1, COC(=O)Cc1coc2c(C)c(O)cc(C)c12 to produce COC(=O)Cc1coc2c(C)c(OCc3ccc(C)nc3C)cc(C)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.