C132233133112121111331333133313231333133313231311331322333121211   >>    C13223313311212111133133313331323133313331323131133132233312121   <<    C132233133112121111331333133313231333133313231311331322333121213   >>      C132233133112121111331333133313231333133313231311331322333121212   >>