Using CCOC(=O)CCCCc1c(C)nn2c(CC)ccc2c1-c1cncc(NC(=O)OC(C)(C)C)c1 to produce CCOC(=O)CCCCc1c(C)nn2c(CC)ccc2c1-c1cncc(N)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.