Using CCOP(=O)(OCC)OC[C@H](CCCCNC(=O)[C@@H](NC(=O)OC)C(c1ccccc1)c1ccccc1)N(CC(C)C)S(=O)(=O)c1ccc(N)cc1 to produce COC(=O)N[C@H](C(=O)NCCCC[C@@H](COP(=O)(O)O)N(CC(C)C)S(=O)(=O)c1ccc(N)cc1)C(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.