Using CCOC(=O)C(Cc1csc(-c2cc3cccc(N(C)S(=O)(=O)c4cccs4)c3[nH]2)n1)C(=O)OCC to produce CN(c1cccc2cc(-c3nc(CCC(=O)O)cs3)[nH]c12)S(=O)(=O)c1cccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.