C111123313121111121111331333133313331323232133313133313113311211311321   >>    C11112331312111112111133133313331333132323213331313331311331121131132   <<    C111123313121111121111331333133313331323232133313133313113311211311323   >>      C111123313121111121111331333133313331323232133313133313113311211311322   >>