What is the highest Red List for the muridae family and species Authority of microtus pinetorum (le conte, 1830)?
CREATE TABLE "rodentia" (
  "name" text,
  "species_authority" text,
  "order" text,
  "family" text,
  "red_list" real
);
SELECT MAX("red_list") FROM "rodentia" WHERE "family"='muridae' AND "species_authority"='microtus pinetorum (le conte, 1830)';