{"ob_id":54878,"names":[],"terms":[{"ob_id":144,"label":"units","value":"kg kg-1","vocabulary":""},{"ob_id":34209,"label":"standard_name","value":"mass_fraction_of_sulfur_dioxide_in_air","vocabulary":""},{"ob_id":34210,"label":"var_id","value":"mass_fraction_of_sulfur_dioxide_in_air","vocabulary":""}]}