Using COC(=O)Cc1ccc(OP(=O)(OC(C)(C)C)OC(C)(C)C)cc1 to produce CC(C)(C)OP(=O)(Oc1ccc(CC(=O)O)cc1)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.