C1333231331121111331333133313331333132313223313231331123232213221   >>    C133323133112111133133313331333133313231322331323133112323221322   <<    C1333231331121111331333133313331333132313223313231331123232213223   >>      C1333231331121111331333133313331333132313223313231331123232213222   >>