C111123313121111121111331333133313331323232133313331312111133222321333211   >>    C11112331312111112111133133313331333132323213331333131211113322232133321   <<    C111123313121111121111331333133313331323232133313331312111133222321333213   >>      C111123313121111121111331333133313331323232133313331312111133222321333212   >>