C3123223313331322121111331333133313331333121211113313331333122111   >>    C312322331333132212111133133313331333133312121111331333133312211   <<    C3123223313331322121111331333133313331333121211113313331333122113   >>      C3123223313331322121111331333133313331333121211113313331333122112   >>