C111112111133131121133133313331333132313113313331133132233112131   >>    C11111211113313112113313331333133313231311331333113313223311213   <<    C111112111133131121133133313331333132313113313331133132233112133   >>      C111112111133131121133133313331333132313113313331133132233112132   >>