Which country is the athlete latt shwe zin with notes of sc/d from?
CREATE TABLE "quarterfinal_2" (
  "rank" real,
  "athlete" text,
  "country" text,
  "time" text,
  "notes" text
);
SELECT "country" FROM "quarterfinal_2" WHERE "notes"='sc/d' AND "athlete"='latt shwe zin';