C31231211111133131211113313331333132213331312312111133132323132233131   >>    C3123121111113313121111331333133313221333131231211113313232313223313   <<    C31231211111133131211113313331333132213331312312111133132323132233133   >>      C31231211111133131211113313331333132213331312312111133132323132233132   >>