C111112111133131121133133313331333132313113313331331122121111122332331131   >>    C11111211113313112113313331333133313231311331333133112212111112233233113   <<    C111112111133131121133133313331333132313113313331331122121111122332331133   >>      C111112111133131121133133313331333132313113313331331122121111122332331132   >>