Using COC(=O)c1ccc(C=O)cc1, CC(=O)c1cc([Ge](C)(C)C)cc([Ge](C)(C)C)c1 to produce C[Ge](C)(C)c1cc(C(=O)C=Cc2ccc(C(=O)O)cc2)cc([Ge](C)(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.