I've saved the image,enlarged it and zoomed in. On the right side where there is a black girl whose features and color are befitting a black girl. However, the nose is small. FOUR of the bankers on the other hand have enormous Semitic noses and they look nothing like Arabs so my guess is, someone's having a laugh at our expense. Either that or Antisemtism is running so deep that the Artist subconsciously depicted 4 out of six as Yids. Shades of Nazi German's propaganda I'd say.
Key U.S. House Democrat cites troublesome issues in Iran nuclear deal (Reuters)
from the article: Mural in London's one-time Jewish heart sparks debate on anti-Semitism