Using CC(C)(C)OC(=O)Nc1csc(C#Cc2ccccc2NC(N)=O)c1 to produce CC(C)(C)OC(=O)Nc1csc(-c2cc3ccccc3n2C(N)=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.