C313212111133131211331333133313121111331322312111133132213223331211   >>    C31321211113313121133133313331312111133132231211113313221322333121   <<    C313212111133131211331333133313121111331322312111133132213223331213   >>      C313212111133131211331333133313121111331322312111133132213223331212   >>