C31231211111133131211113313331333133112111112111133133313331333132322233131   >>    C3123121111113313121111331333133313311211111211113313331333133313232223313   <<    C31231211111133131211113313331333133112111112111133133313331333132322233133   >>      C31231211111133131211113313331333133112111112111133133313331333132322233132   >>