C13223313311212111133133313331211113313231123313331333131333131121331   >>    C1322331331121211113313331333121111331323112331333133313133313112133   <<    C13223313311212111133133313331211113313231123313331333131333131121333   >>      C13223313311212111133133313331211113313231123313331333131333131121332   >>