C31321211113313121133133313331333133313331333133313331333133313221213311221   >>    C3132121111331312113313331333133313331333133313331333133313331322121331122   <<    C31321211113313121133133313331333133313331333133313331333133313221213311223   >>      C31321211113313121133133313331333133313331333133313331333133313221213311222   >>