question: Display the lowest score for candidate Mir-Hossein Mousavi when candidate Mohsen Rezaee scored 44809 votes
answer: SELECT MIN(mir_hossein_mousavi) FROM table_23390604_1 WHERE mohsen_rezaee = 44809
context: CREATE TABLE table_23390604_1 (mir_hossein_mousavi INTEGER, mohsen_rezaee VARCHAR)