Using CCOC(=O)CN1C(=O)C(C)(C(C)C)N=C1c1ccc(CC)cn1 to produce CCc1ccc(C2=NC(C)(C(C)C)C(=O)N2CC(=O)O)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.