Using O=C1c2ccccc2C(=O)N1Nc1ccc(/C=C/C(c2cc(Cl)c(Cl)c(Cl)c2)C(F)(F)F)cc1 to produce NNc1ccc(/C=C/C(c2cc(Cl)c(Cl)c(Cl)c2)C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.