What was round of 16 when in round 32 it was  koryttseva ( ukr ) w 2–6, 6–1, 7–5?
CREATE TABLE "table1_17289604_38" (
  "athlete" text,
  "event" text,
  "round_of_64" text,
  "round_of_32" text,
  "round_of_16" text,
  "quarterfinals" text
);
SELECT "round_of_16" FROM "table1_17289604_38" WHERE "round_of_32"='Koryttseva ( UKR ) W 2–6, 6–1, 7–5';