Using Nc1cc[nH]n1, CCOC(=O)C(C(=O)OCC)c1c(F)cc(F)cc1F to produce Oc1nc2ccnn2c(O)c1-c1c(F)cc(F)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.