Using COc1ncccc1CN1CCC(C#Cc2sccc2S(C)(=O)=O)CC1 to produce COc1ncccc1CN1CCC(CCc2sccc2S(C)(=O)=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.