Using CCOC(=O)Cn1nc(Nc2c(C)cccc2C)c2ccc(Nc3ccccc3)cc21 to produce Cc1cccc(C)c1Nc1nn(CC(=O)O)c2cc(Nc3ccccc3)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.