C13223313311212111133133313331333132313331133132313231333131133132322231   >>    C1322331331121211113313331333133313231333113313231323133313113313232223   <<    C13223313311212111133133313331333132313331133132313231333131133132322233   >>      C13223313311212111133133313331333132313331133132313231333131133132322232   >>