C13223313311212111133133313331333133313231323133212111133132213221   >>    C1322331331121211113313331333133313331323132313321211113313221322   <<    C13223313311212111133133313331333133313231323133212111133132213223   >>      C13223313311212111133133313331333133313231323133212111133132213222   >>