Using NCc1cccc(Cl)c1, CC(C)(C)OC(=O)N[C@H](C=O)CCS(C)(=O)=O to produce CC(C)(C)OC(=O)N[C@@H](CCS(C)(=O)=O)CNCc1cccc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.