Using CCOC(=O)CP(=O)(OCC)OCC, CS(=O)(=O)c1ccc2c(c1)C(O)N(CC(F)(F)F)C2=O to produce CCOC(=O)CC1c2cc(S(C)(=O)=O)ccc2C(=O)N1CC(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.