Using CCOC(=O)C=C(N)OCC, Cc1ccc(CNN)cc1C(F)(F)F to produce Cc1ccc(Cn2[nH]c(N)cc2=O)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.