C132233133112121111331333133313231333133313231311331333133312113313121211   >>    C13223313311212111133133313331323133313331323131133133313331211331312121   <<    C132233133112121111331333133313231333133313231311331333133312113313121213   >>      C132233133112121111331333133313231333133313231311331333133312113313121212   >>