C132233133112121111331333133313231333133313231311331333133311311221   >>    C13223313311212111133133313331323133313331323131133133313331131122   <<    C132233133112121111331333133313231333133313231311331333133311311223   >>      C132233133112121111331333133313231333133313231311331333133311311222   >>