C3123223313331322121111331333133313331311331133133313331312111111211312113311   >>    C312322331333132212111133133313331333131133113313331333131211111121131211331   <<    C3123223313331322121111331333133313331311331133133313331312111111211312113313   >>      C3123223313331322121111331333133313331311331133133313331312111111211312113312   >>