Using CC(C)c1cc(C(C)C)c(S(=O)(=O)c2ccc3c(c2)Cc2ccccc2-3)c(C(C)C)c1, O=[Cr](=O)([O-])O[Cr](=O)(=O)[O-] to produce CC(C)c1cc(C(C)C)c(S(=O)(=O)C2=CC=C3C(=Cc4ccccc43)C2=O)c(C(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.