With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Marc Maron lives in Highland Park, Los Angeles.
text_B: Pegetron Redipen -LRB- or Pegetron Redipen -RRB- is a needle-based injector medical device -LRB- drug delivery device -RRB- that uses a dual chamber cartridge and is the first and only pen delivery system the U.S. Food and Drug Administration approved for administering pegylated interferon -LRB- Peginterferon alfa-2b -RRB- therapy for chronic hepatitis C .. needle-based injector. needle-based injector. drug delivery device. drug delivery device. U.S. Food and Drug Administration. U.S. Food and Drug Administration. pegylated. pegylated. interferon. interferon. Peginterferon alfa-2b. Peginterferon alfa-2b. hepatitis C. hepatitis C. This delivery device is an easy-to-use alternative to traditional vial and syringe .. Has short thin needle -LRB- 30 gauge -RRB- .
not_related.