C111123313121111121111331333133313331333133313331333133313331312113313111221   >>    C11112331312111112111133133313331333133313331333133313331333131211331311122   <<    C111123313121111121111331333133313331333133313331333133313331312113313111223   >>      C111123313121111121111331333133313331333133313331333133313331312113313111222   >>