C222133313331333131123313231333133313331333131123313232233131213311   >>    C22213331333133313112331323133313331333133313112331323223313121331   <<    C222133313331333131123313231333133313331333131123313232233131213313   >>      C222133313331333131123313231333133313331333131123313232233131213312   >>