C13112133313331323321333133313331333133313331333133313331312322321311331111   >>    C1311213331333132332133313331333133313331333133313331333131232232131133111   <<    C13112133313331323321333133313331333133313331333133313331312322321311331113   >>      C13112133313331323321333133313331333133313331333133313331312322321311331112   >>