C111113331333132322331333133313331333133313121111331331121111131132311   >>    C11111333133313232233133313331333133313331312111133133112111113113231   <<    C111113331333132322331333133313331333133313121111331331121111131132313   >>      C111113331333132322331333133313331333133313121111331331121111131132312   >>