Using CCOP(=O)(OCC)C(NC=S)C(=O)OCC(Cl)(Cl)Cl, CC(=O)CCl to produce CCOP(=O)(OCC)C(N=CSCC(C)=O)C(=O)OCC(Cl)(Cl)Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.