Using COC(=O)C[C@H]1CC[C@H](c2ccc(NC(=O)CCNC(=O)c3nc(-c4c(Cl)cccc4Cl)oc3C(F)(F)F)cc2)CC1 to produce O=C([O-])C[C@H]1CC[C@H](c2ccc(NC(=O)CCNC(=O)c3nc(-c4c(Cl)cccc4Cl)oc3C(F)(F)F)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.