C3132121111133313233121111331333133313331312121111331333113313221322311   >>    C313212111113331323312111133133313331333131212111133133311331322132231   <<    C3132121111133313233121111331333133313331312121111331333113313221322313   >>      C3132121111133313233121111331333133313331312121111331333113313221322312   >>