C31321211113313121133133313331333133313331123313331321123232213221   >>    C3132121111331312113313331333133313331333112331333132112323221322   <<    C31321211113313121133133313331333133313331123313331321123232213223   >>      C31321211113313121133133313331333133313331123313331321123232213222   >>