Question: Southern Oregon General Hospital Heliport is located north of a city that is the county seat of Josephine County, and is located on Interstate 5, northwest of where?
Sentence (from "Tillamook County General Hospital Heliport"): Tillamook County General Hospital Heliport (FAA LID: 6OR3) is a private heliport located one mile west of Tillamook in Tillamook County, Oregon, United States.
Relevant evidence: No