Using CCOC(=O)Cc1ccc2c(c1)CC(CNS(=O)(=O)c1ccccc1)C2 to produce O=C(O)Cc1ccc2c(c1)CC(CNS(=O)(=O)c1ccccc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.