Using CC1CCc2c(C(=O)O)c(-c3ccc(F)cc3)nn21, O=C1CCC(=O)N1I to produce CC1CCc2c(I)c(-c3ccc(F)cc3)nn21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.