Using CCOC(=O)N1CC2CC(=O)C(C(O)(CSC(=S)OCC)C(F)(F)F)C2C1 to produce CCOC(=O)N1CC2Cc3scc(C(F)(F)F)c3C2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.