C13223313311212111133133313331323133313331323121211113313133231   >>    C1322331331121211113313331333132313331333132312121111331313323   <<    C13223313311212111133133313331323133313331323121211113313133233   >>      C13223313311212111133133313331323133313331323121211113313133232   >>