List all the country in East Asia & Pacific region that have more than 2000000 urban population in 1970.
country refers to LongName; have more than 2000000 urban population refers to value where indicatorname = 'Urban population'>2000000; in 1970 refers to year = '1970'
SELECT DISTINCT T1.CountryCode FROM Country AS T1 INNER JOIN Indicators AS T2 ON T1.CountryCode = T2.CountryCode WHERE T2.Year = 1970 AND T1.Region = 'East Asia & Pacific' AND T2.Value > 2000000 AND t2.indicatorname = 'Urban population'