Using CN1CN=C2C=C(Nc3ccc(I)cc3F)C(F)(C(=O)O)C=C21, Oc1c(F)c(F)c(F)c(F)c1F to produce CN1CN=C2C=C(Nc3ccc(I)cc3F)C(F)(C(=O)Oc3c(F)c(F)c(F)c(F)c3F)C=C21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.