C132233133112121111331333133313331312121111133313331333131133133311222122311211   >>    C13223313311212111133133313331333131212111113331333133313113313331122212231121   <<    C132233133112121111331333133313331312121111133313331333131133133311222122311213   >>      C132233133112121111331333133313331312121111133313331333131133133311222122311212   >>