C222133313331333131123313231333133313331333131123313231323331311   >>    C22213331333133313112331323133313331333133313112331323132333131   <<    C222133313331333131123313231333133313331333131123313231323331313   >>      C222133313331333131123313231333133313331333131123313231323331312   >>