Using NCC(=O)O, CSC(=NS(C)(=O)=O)Nc1ccc(C#N)cc1 to produce CS(=O)(=O)N=C(NCC(=O)O)Nc1ccc(C#N)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.