CREATE TABLE table_2509202_2 (guanay_municipality VARCHAR, tacacoma_municipality VARCHAR)

What is the guanay municipality when the tacacoma municipality is 4.321?
SELECT guanay_municipality FROM table_2509202_2 WHERE tacacoma_municipality = "4.321"
SELECT "guanay_municipality" FROM "table_2509202_2" WHERE "4.321" = "tacacoma_municipality"