Using CC(C)(C)OC(=O)CON=C(C(=O)O)c1csc(NC=O)n1 to produce CC(C)(C)OC(=O)CON=C(C(=O)O)c1csc(N)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.