C3123223313331322121111331333133313331333121211113313113313121111132321311   >>    C312322331333132212111133133313331333133312121111331311331312111113232131   <<    C3123223313331322121111331333133313331333121211113313113313121111132321313   >>      C3123223313331322121111331333133313331333121211113313113313121111132321312   >>