C31231211113313121211113313113313331333131133133313223313132311   >>    C3123121111331312121111331311331333133313113313331322331313231   <<    C31231211113313121211113313113313331333131133133313223313132313   >>      C31231211113313121211113313113313331333131133133313223313132312   >>