C13223313311212111133133313331323133313331323131133132311232311   >>    C1322331331121211113313331333132313331333132313113313231123231   <<    C13223313311212111133133313331323133313331323131133132311232313   >>      C13223313311212111133133313331323133313331323131133132311232312   >>