C3123121111331312121111331333132313331323133313331333133313223332311   >>    C312312111133131212111133133313231333132313331333133313331322333231   <<    C3123121111331312121111331333132313331323133313331333133313223332313   >>      C3123121111331312121111331333132313331323133313331333133313223332312   >>