C3123121111331312121111331333133313331333121333133313331211111213223321   >>    C312312111133131212111133133313331333133312133313331333121111121322332   <<    C3123121111331312121111331333133313331333121333133313331211111213223323   >>      C3123121111331312121111331333133313331333121333133313331211111213223322   >>