CREATE TABLE table_name_54 (trainer VARCHAR2, time VARCHAR2, jockey VARCHAR2)

What Trainer had Jockey William Jenkins in a race with Time of 1:44.80?
SELECT trainer FROM table_name_54 WHERE time = "1:44.80" AND jockey = "william jenkins"
SELECT "trainer" FROM "table_name_54" WHERE "1:44.80" = "time" AND "jockey" = "william jenkins"