C31321211113313121133133313331333133313331123313331331123133313222211   >>    C3132121111331312113313331333133313331333112331333133112313331322221   <<    C31321211113313121133133313331333133313331123313331331123133313222213   >>      C31321211113313121133133313331333133313331123313331331123133313222212   >>