Using CCC(CC)(C(=O)OC(C)(C)C)P(=O)=O, CCOC(=O)c1ccc(C2CCC(=O)CC2)cc1 to produce CCOC(=O)c1ccc(C2CCC(=CC(=O)OC(C)(C)C)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.