C312312111111331312111133133313121111133313113313331323221121322331   >>    C31231211111133131211113313331312111113331311331333132322112132233   <<    C312312111111331312111133133313121111133313113313331323221121322333   >>      C312312111111331312111133133313121111133313113313331323221121322332   >>