C3123121111331312121111331333133313331333121333133313331311132212231   >>    C312312111133131212111133133313331333133312133313331333131113221223   <<    C3123121111331312121111331333133313331333121333133313331311132212233   >>      C3123121111331312121111331333133313331333121333133313331311132212232   >>