Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE product (product VARCHAR, max_page_size VARCHAR)

### Question ###
Find the name of the products that are not using the most frequently-used max page size.

### Accurate SQL ###

SELECT product FROM product WHERE product <> (SELECT max_page_size FROM product GROUP BY max_page_size ORDER BY COUNT(*) DESC LIMIT 1)