What is the lowest number of bronze medals for nations with over 6 total and 2 golds?
CREATE TABLE "multiple_asian_games_gold_medalists" (
  "athlete" text,
  "sport" text,
  "asian_games" text,
  "gold" real,
  "silver" real,
  "bronze" real,
  "total" real
);
SELECT MIN("bronze") FROM "multiple_asian_games_gold_medalists" WHERE "gold"=2 AND "total">6;