Using O=CCCc1cccc2ccccc12, [O-]P(OCc1ccccc1)OCc1ccccc1 to produce O=P(OCc1ccccc1)(OCc1ccccc1)C(O)CCc1cccc2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.