Using CCOP(=O)(N=C=S)OCC, Nc1ccc(N)c(Cl)c1 to produce CCOP(=O)(NC(=S)Nc1ccc(NC(=S)NP(=O)(OCC)OCC)c(Cl)c1)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.