C132233133112121111331333133313231333133313231311331333131111322331   >>    C13223313311212111133133313331323133313331323131133133313111132233   <<    C132233133112121111331333133313231333133313231311331333131111322333   >>      C132233133112121111331333133313231333133313231311331333131111322332   >>