C1123132332111133131211113313331333132322331323133313113311212331   >>    C112313233211113313121111331333133313232233132313331311331121233   <<    C1123132332111133131211113313331333132322331323133313113311212333   >>      C1123132332111133131211113313331333132322331323133313113311212332   >>