C132233133112121111331333133313231333133313231311331323132311212122121   >>    C13223313311212111133133313331323133313331323131133132313231121212212   <<    C132233133112121111331333133313231333133313231311331323132311212122123   >>      C132233133112121111331333133313231333133313231311331323132311212122122   >>