C13223313311212111133133313331323133313331323131133132313312231   >>    C1322331331121211113313331333132313331333132313113313231331223   <<    C13223313311212111133133313331323133313331323131133132313312233   >>      C13223313311212111133133313331323133313331323131133132313312232   >>