Using COC(CNCc1ccc(-n2ccnc2)cc1)OC, CC(C)(C)OC(=O)N[C@@H](COCc1ccccc1)C(=O)O to produce CC(C)(C)OC(=O)N1C=CN(Cc2ccc(-n3ccnc3)cc2)C(=O)[C@@H]1COCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.