C132233133112121111331333133313331323133313331333131211111211111311331   >>    C13223313311212111133133313331333132313331333133313121111121111131133   <<    C132233133112121111331333133313331323133313331333131211111211111311333   >>      C132233133112121111331333133313331323133313331333131211111211111311332   >>