Using CC(=O)O, CC(C)C1(C)N=C2c3nc4occc4cc3C(=O)N2C1=O to produce COC(=O)c1cc2ccoc2nc1C1=NC(C)(C(C)C)C(=O)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.