Using O=C(N1CCc2ccc(CCn3ccc(O)cc3=O)cc2CC1)C(F)(F)F, BrCc1ccccn1 to produce O=C(N1CCc2ccc(CCn3ccc(OCc4ccccn4)cc3=O)cc2CC1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.