This trade is the root of the Christian Hackenberg (2018) trade tree — the full chain is traced there.
The Raiders acquired QB Christian Hackenberg from the Jets; the conditional 2019 7th-round pick did not convey, so the Raiders kept their pick.
On May 22, 2018, New York Jets sent QB Christian Hackenberg to Oakland Raiders for a 2019 seventh-round pick (did not convey).