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_12784134_24 ( perfect_stem VARCHAR, imperfect_stem VARCHAR )

### Question ###
What is the perfect stem for pozten?

### Accurate SQL ###

SELECT perfect_stem FROM table_12784134_24 WHERE imperfect_stem = "pozten"