C31231211113313121211113313331323133313331333133313121111133313331323221121211   >>    C3123121111331312121111331333132313331333133313331312111113331333132322112121   <<    C31231211113313121211113313331323133313331333133313121111133313331323221121213   >>      C31231211113313121211113313331323133313331333133313121111133313331323221121212   >>