C111112111133131121133133313331333132313113313331331123331323221   >>    C11111211113313112113313331333133313231311331333133112333132322   <<    C111112111133131121133133313331333132313113313331331123331323223   >>      C111112111133131121133133313331333132313113313331331123331323222   >>