Using CC1(C)CCN(C(=O)C(F)(F)F)c2cc(NC(=O)N3CCN(c4ncccc4Cl)CC3)ccc21 to produce CC1(C)CCNc2cc(NC(=O)N3CCN(c4ncccc4Cl)CC3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.