Using CC(C)(C)OC(=O)N(CCCc1ccc(-c2ccc(C(=O)O)cc2C(C)(C)C)cc1)C[C@H](O)c1cccnc1 to produce O=C(O)c1ccc(-c2ccc(CCCNC[C@H](O)c3cccnc3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.