C31321211113313121133133313331333133313331323133313331333133313113313223121211   >>    C3132121111331312113313331333133313331333132313331333133313331311331322312121   <<    C31321211113313121133133313331333133313331323133313331333133313113313223121213   >>      C31321211113313121133133313331333133313331323133313331333133313113313223121212   >>