C132233133112121111331333133313231333133313231311331323131212231   >>    C13223313311212111133133313331323133313331323131133132313121223   <<    C132233133112121111331333133313231333133313231311331323131212233   >>      C132233133112121111331333133313231333133313231311331323131212232   >>