C31321211113313121133133313331333133313331323133313331333133313331323311312311   >>    C3132121111331312113313331333133313331333132313331333133313331333132331131231   <<    C31321211113313121133133313331333133313331323133313331333133313331323311312313   >>      C31321211113313121133133313331333133313331323133313331333133313331323311312312   >>