text: Early in this man's political career, he was forced to flee when his cohort accused him of punishing a governor in Babylonia without authorization, and his supporter Bilitor was put to death after he fled.
full_question: Early in this man's political career, he was forced to flee when his cohort accused him of punishing a governor in Babylonia without authorization, and his supporter Bilitor was put to death after he fled. Several inscriptions attest to this man's loyalty to his wife, the Sogdian princess Apama, a daughter of Spitamenes. One of his greatest military victories came at the Battle of Corupedium, where his longtime rival was killed. He dispatched the ambassador Megasthenes on expeditions to the east, resulting in the production of theIndika. This man's assassin gained the epithet Keraunos, or "thunderbolt," after slaying him. After he was turned away from invading the Mauryan empire, he defeated his rival Lysimachus, and then was succeeded by his son Antiochus I. For 10 points, name this member of the Diadochi who took the epithet Nicator and founded a namesake empire east of the Antigonid dynasty.
first_sentence: Early in this man's political career, he was forced to flee when his cohort accused him of punishing a governor in Babylonia without authorization, and his supporter Bilitor was put to death after he fled.
raw_answer: Seleucus I Nicator [or Seleucus Nicator until "Nicator" is read; prompt on "Seleucus"]