Using CON(C)C(=O)c1nc2ccc(N3CCOCC3)cn2c(=O)c1OCc1ccccc1 to produce O=Cc1nc2ccc(N3CCOCC3)cn2c(=O)c1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.