C13112133313331323321333133313331333133313331333133313331312322321311331121   >>    C1311213331333132332133313331333133313331333133313331333131232232131133112   <<    C13112133313331323321333133313331333133313331333133313331312322321311331123   >>      C13112133313331323321333133313331333133313331333133313331312322321311331122   >>