Using C[P+](c1ccccc1)(c1ccccc1)c1ccccc1, COC(=O)c1cccc(C)c1O to produce Cc1cccc(C(=O)C=P(c2ccccc2)(c2ccccc2)c2ccccc2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.