CREATE TABLE "table1_26561498_1" (
  "no" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "patient_portrayer" text,
  "original_air_date" text,
  "production_code" real
);

Question: who directed and produced 176452?
SQL: SELECT "directed_by" FROM "table1_26561498_1" WHERE "production_code"=176452;

Question: what is the original air date for julie warner?
SQL: SELECT "original_air_date" FROM "table1_26561498_1" WHERE "patient_portrayer"='Julie Warner';

Question: what was written by alex carter?
SQL: SELECT "written_by" FROM "table1_26561498_1" WHERE "patient_portrayer"='Alex Carter';