C31321211113313121133133313331333133313331333132333133313221311211   >>    C3132121111331312113313331333133313331333133313233313331322131121   <<    C31321211113313121133133313331333133313331333132333133313221311213   >>      C31321211113313121133133313331333133313331333132333133313221311212   >>