Using O=C(O)c1ccc(C[P+](c2ccccc2)(c2ccccc2)c2ccccc2)cc1, O=Cc1ccc(OCCCCCCO)cc1 to produce O=C(O)c1ccc(/C=C/c2ccc(OCCCCCCO)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.