Using COC(=O)CCc1c(Nc2c(F)cccc2F)nc(SC)nc1-c1ccc(F)cc1C to produce CSc1nc(-c2ccc(F)cc2C)c2c(n1)N(c1c(F)cccc1F)C(=O)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.