C31231211111133131211113313331333133112111133132322121111331333133313331111   >>    C3123121111113313121111331333133313311211113313232212111133133313331333111   <<    C31231211111133131211113313331333133112111133132322121111331333133313331113   >>      C31231211111133131211113313331333133112111133132322121111331333133313331112   >>