C222133313331333131123313231333133313331333132323132313231133231   >>    C22213331333133313112331323133313331333133313232313231323113323   <<    C222133313331333131123313231333133313331333132323132313231133233   >>      C222133313331333131123313231333133313331333132323132313231133232   >>