Using C=CCc1c(NC(=O)C(F)(F)F)ccc2c(=O)cc(C(=O)OCC)oc12 to produce CC=Cc1c(NC(=O)C(F)(F)F)ccc2c(=O)cc(C(=O)OCC)oc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.