C31232233133313221211113313331333133313331212111133132333132323133332311   >>    C3123223313331322121111331333133313331333121211113313233313232313333231   <<    C31232233133313221211113313331333133313331212111133132333132323133332313   >>      C31232233133313221211113313331333133313331212111133132333132323133332312   >>