Using Fc1c(-c2nc(CCl)co2)cccc1C(F)(F)F, CCOC(=O)c1cn[nH]c1 to produce CCOC(=O)c1cnn(Cc2coc(-c3cccc(C(F)(F)F)c3F)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.