Using OCc1ccc(C2=NOC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C2)cc1F, O=[Cr](=O)(O)O to produce O=C(O)c1ccc(C2=NOC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C2)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.