C31231211111211111312133313331333133313331333133321123231323331323112331322331   >>    C3123121111121111131213331333133313331333133313332112323132333132311233132233   <<    C31231211111211111312133313331333133313331333133321123231323331323112331322333   >>      C31231211111211111312133313331333133313331333133321123231323331323112331322332   >>