Table: Customer

$+-------------+---------+$

$|$ Column Name $|$ Type $|$

$+-------------+---------+$

$|$ id $|$ int $|$

$|$ name $|$ varchar $|$

$|$ referee$\_$id $|$ int $|$

$+-------------+---------+$

In SQL$,$ id is the primary key column for this table.

Each row of this table indicates the id of a customer, their name, and the id of the customer who referred them.

Find the names of the customer that are not referred by the customer with id $=2.$

Return the result table in any order.