What is the name of the rider with a time of 1:45.52.84, and a Rank of 8?
CREATE TABLE "lightweight_classic_race" (
  "rank" real,
  "rider" text,
  "team" text,
  "speed" text,
  "time" text
);
SELECT "rider" FROM "lightweight_classic_race" WHERE "time"='1:45.52.84' AND "rank"=8;