Using CC(C)(C)OC(=O)N1CCc2cc(N)c(O)cc2CC1, COC(C)(OC)OC to produce Cc1nc2cc3c(cc2o1)CCN(C(=O)OC(C)(C)C)CC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.