C111123313121111121111331333133313331333131322113121111331323113311233131   >>    C11112331312111112111133133313331333133313132211312111133132311331123313   <<    C111123313121111121111331333133313331333131322113121111331323113311233133   >>      C111123313121111121111331333133313331333131322113121111331323113311233132   >>