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_12580 ( "Version" text, "Fairing" text, "CCBs" real, "SRBs" text, "Upper stage" text, "Payload to LEO" text, "Payload to GTO" text, "Launches to date" real )

### Question ###
What is the greatest CCBs with a Payload to GTO of , and an Upper stage of sec?

### Accurate SQL ###

SELECT MAX("CCBs") FROM table_12580 WHERE "Payload to GTO" = '–' AND "Upper stage" = 'sec'