Using C=C(c1nncc2cc(-c3cc(C(=O)OC)ccc3C)ccc12)C(F)(F)F to produce COC(=O)c1ccc(C)c(-c2ccc3c(C(C)C(F)(F)F)nncc3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.