Using NCC1CN(c2ccc3cc(-c4ccccc4C(F)(F)F)[nH]c(=O)c3c2)C(=O)O1, CC(=O)Cl to produce CC(=O)NCC1CN(c2ccc3cc(-c4ccccc4C(F)(F)F)[nH]c(=O)c3c2)C(=O)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.