C111123313121111121111331333133313331333132233133313113313332131   >>    C11112331312111112111133133313331333133313223313331311331333213   <<    C111123313121111121111331333133313331333132233133313113313332133   >>      C111123313121111121111331333133313331333132233133313113313332132   >>