Using CI, COc1ccccc1S(=O)(=O)N1Cc2ccccc2C(=O)NCC1Cc1ccccc1 to produce COc1ccccc1S(=O)(=O)N1Cc2ccccc2C(=O)N(C)CC1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.