Using N#Cc1c(F)ccc2c1CCC2=O, COC[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce COC=C1CCc2c1ccc(F)c2C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.