C13112133313331323321333133313331333133313331333133313331312322321323132311   >>    C1311213331333132332133313331333133313331333133313331333131232232132313231   <<    C13112133313331323321333133313331333133313331333133313331312322321323132313   >>      C13112133313331323321333133313331333133313331333133313331312322321323132312   >>