What is the maximum memory for the model discontinued in November 2001?
CREATE TABLE table_10528691_4 (maximum_memory VARCHAR, discontinued VARCHAR)
SELECT maximum_memory FROM table_10528691_4 WHERE discontinued = "November 2001"
### Context: CREATE TABLE table_10528691_4 (maximum_memory VARCHAR, discontinued VARCHAR) ### Question: What is the maximum memory for the model discontinued in November 2001? ### Answer: SELECT maximum_memory FROM table_10528691_4 WHERE discontinued = "November 2001"