C31321211113313121133133313331333133313233313113313231333133313223311   >>    C3132121111331312113313331333133313331323331311331323133313331322331   <<    C31321211113313121133133313331333133313233313113313231333133313223313   >>      C31321211113313121133133313331333133313233313113313231333133313223312   >>