Using O=Cc1ccc(Cc2ccc(Cl)cc2)s1, O=C(O)CCCC[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce O=C(O)CCCC=Cc1ccc(Cc2ccc(Cl)cc2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.