C31231211111133131211113313331333133112111133132322121111331333132322331111   >>    C3123121111113313121111331333133313311211113313232212111133133313232233111   <<    C31231211111133131211113313331333133112111133132322121111331333132322331113   >>      C31231211111133131211113313331333133112111133132322121111331333132322331112   >>