C31321211113313121133133313331333133313331123313331311331322232313221   >>    C3132121111331312113313331333133313331333112331333131133132223231322   <<    C31321211113313121133133313331333133313331123313331311331322232313223   >>      C31321211113313121133133313331333133313331123313331311331322232313222   >>