C31321211113313121133133313331333133313331123313331321123232223321   >>    C3132121111331312113313331333133313331333112331333132112323222332   <<    C31321211113313121133133313331333133313331123313331321123232223323   >>      C31321211113313121133133313331333133313331123313331321123232223322   >>