Using COC(=O)CCCCCCCC=O, Clc1ccc(C[P+](c2ccccc2)(c2ccccc2)c2ccccc2)cc1 to produce COC(=O)CCCCCCCC=Cc1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.