Using N#CCC(N)=O, CC(C)(C)OC(=O)c1ccc(N=C=S)cc1 to produce CC(C)(C)OC(=O)c1ccc(NC(=S)C(C#N)C(N)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.