C222133313331333131123313231333133313331333132213331333131322331322331311   >>    C22213331333133313112331323133313331333133313221333133313132233132233131   <<    C222133313331333131123313231333133313331333132213331333131322331322331313   >>      C222133313331333131123313231333133313331333132213331333131322331322331312   >>