Using CC(C)C(=O)Nc1cc2c(c(-c3ccccc3Cl)c1)CCN(C(=O)C(F)(F)F)C2 to produce CC(C)C(=O)Nc1cc2c(c(-c3ccccc3Cl)c1)CCNC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.