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 table_name_80 ( outgoing_manager VARCHAR, manner_of_departure VARCHAR )

### Question ###
Who was the outgoing manager who departed due to fc energie cottbus purchased rights?

### Accurate SQL ###

SELECT outgoing_manager FROM table_name_80 WHERE manner_of_departure = "fc energie cottbus purchased rights"