C132233133112121111331333133313331333132313223331333132313331312231123231   >>    C13223313311212111133133313331333133313231322333133313231333131223112323   <<    C132233133112121111331333133313331333132313223331333132313331312231123233   >>      C132233133112121111331333133313331333132313223331333132313331312231123232   >>