Using O=c1c2c(c3cc(F)c(-c4ccccn4)cc3n1CC(F)(F)F)NN(C1CCCCO1)C2 to produce O=c1c2cn[nH]c2c2cc(F)c(-c3ccccn3)cc2n1CC(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.