Using Nc1nc2ccc3ccc(NS(=O)(=O)c4ccc(C(=O)O)cc4)cc3c2c(=O)[nH]1, CCOC(=O)CC[C@H](N)C(=O)OCC to produce CCOC(=O)CC[C@H](NC(=O)c1ccc(S(=O)(=O)Nc2ccc3ccc4nc(N)[nH]c(=O)c4c3c2)cc1)C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.