Using CCOC(=O)c1ccc(C(CC(C)C)Nc2cnc3c(C)cccc3c2)cc1 to produce Cc1cccc2cc(NC(CC(C)C)c3ccc(C(=O)O)cc3)cnc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.