C132233133112121111331333133313331323331323121111331323133313121121   >>    C13223313311212111133133313331333132333132312111133132313331312112   <<    C132233133112121111331333133313331323331323121111331323133313121123   >>      C132233133112121111331333133313331323331323121111331323133313121122   >>