OK here’s a story on Sohale Siddiqi:
https://www.theguardian.com/world/2012/oct/03/barack-obama-wild-drugtaking-roommate#comment-18633421
Hassan (or Hasan) Chandoo was from a wealthy family, and Sidiqqi Sohale didn’t look well off from the couch photo, not the snappy dresser than Chandoo was known to be while he and 0moeba tooled around together at Occidental. Will check article tomorrow.