Using COC(=O)C1(CCCCCCCCCCCCC2(C(=O)NS(C)(=O)=O)CC2)CC1 to produce CS(=O)(=O)NC(=O)C1(CCCCCCCCCCCCC2(C(=O)O)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.