Using CSC(C(=O)N1CCOCC1)c1cccc(C(=O)c2ccccc2)c1N to produce Nc1c(CC(=O)N2CCOCC2)cccc1C(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.