C31231211113313121211113313331323133313331333132212111133133313223313232222231   >>    C3123121111331312121111331333132313331333133313221211113313331322331323222223   <<    C31231211113313121211113313331323133313331333132212111133133313223313232222233   >>      C31231211113313121211113313331323133313331333132212111133133313223313232222232   >>