Write SQL query to solve given problem: Name of customer whose order is applied with the highest discount.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T3.c_name FROM orders AS T1 INNER JOIN lineitem AS T2 ON T1.o_orderkey = T2.l_orderkey INNER JOIN customer AS T3 ON T1.o_custkey = T3.c_custkey ORDER BY T2.l_discount DESC LIMIT 1