C132233133112121111331333133313331312121111133313331333131121231211   >>    C13223313311212111133133313331333131212111113331333133313112123121   <<    C132233133112121111331333133313331312121111133313331333131121231213   >>      C132233133112121111331333133313331312121111133313331333131121231212   >>