CREATE TABLE table_name_54 (pal_m VARCHAR, ntsc_m VARCHAR)

What is the PAL M for the NTSC M 4.5mhz?
SELECT pal_m FROM table_name_54 WHERE ntsc_m = "4.5mhz"
SELECT "pal_m" FROM "table_name_54" WHERE "4.5mhz" = "ntsc_m"