Using [N-]=[N+]=NC[C@H]1CN(c2cc(F)c(C3=CCN(Cc4ccccc4)CC3)c(F)c2)C(=O)O1 to produce NC[C@H]1CN(c2cc(F)c(C3=CCN(Cc4ccccc4)CC3)c(F)c2)C(=O)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.