Using Oc1ccccc1C[P+](c1ccccc1)(c1ccccc1)c1ccccc1, COc1ccc(Br)c(C2(C(=O)O)CC2)c1 to produce COc1ccc(Br)c(C2(c3cc4ccccc4o3)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.