C31321211113313121133133313331333133313331123313331322221212111   >>    C3132121111331312113313331333133313331333112331333132222121211   <<    C31321211113313121133133313331333133313331123313331322221212113   >>      C31321211113313121133133313331333133313331123313331322221212112   >>