C31231211111211111312133313331333133313331333133321123231323331323232131131   >>    C3123121111121111131213331333133313331333133313332112323132333132323213113   <<    C31231211111211111312133313331333133313331333133321123231323331323232131133   >>      C31231211111211111312133313331333133313331333133321123231323331323232131132   >>