Using O=C(Nc1ccc(F)cc1)N1CCN(c2cc(NCCNC(=O)C(F)(F)F)nc3cc(Cl)ccc23)CC1 to produce NCCNc1cc(N2CCN(C(=O)Nc3ccc(F)cc3)CC2)c2ccc(Cl)cc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.