C132233133112121111331333133313331312121111133313331333232133112311   >>    C13223313311212111133133313331333131212111113331333133323213311231   <<    C132233133112121111331333133313331312121111133313331333232133112313   >>      C132233133112121111331333133313331312121111133313331333232133112312   >>