C31321211113313121133133313331333133313331123313331333232132212121   >>    C3132121111331312113313331333133313331333112331333133323213221212   <<    C31321211113313121133133313331333133313331123313331333232132212123   >>      C31321211113313121133133313331333133313331123313331333232132212122   >>