C132233133112121111331333133313331312121111133313331333131133221311   >>    C13223313311212111133133313331333131212111113331333133313113322131   <<    C132233133112121111331333133313331312121111133313331333131133221313   >>      C132233133112121111331333133313331312121111133313331333131133221312   >>