C3123121111331312121111331333132313331333133313221333132322122321331121   >>    C312312111133131212111133133313231333133313331322133313232212232133112   <<    C3123121111331312121111331333132313331333133313221333132322122321331123   >>      C3123121111331312121111331333132313331333133313221333132322122321331122   >>