Using COc1ccc(-c2cc(C(=O)N[C@H]3CCCCN(C(=O)OC(C)(C)C)C3)c(NC(N)=O)s2)cc1 to produce COc1ccc(-c2cc(C(=O)N[C@H]3CCCCNC3)c(NC(N)=O)s2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.