C111123313121111121111331333133313331333131233133313311231211113313331333123221   >>    C11112331312111112111133133313331333133313123313331331123121111331333133312322   <<    C111123313121111121111331333133313331333131233133313311231211113313331333123223   >>      C111123313121111121111331333133313331333131233133313311231211113313331333123222   >>