{"ob_id":50487,"names":[],"terms":[{"ob_id":2917,"label":"standard_name","value":"mole_fraction_of_sulfur_dioxide_in_air","vocabulary":"cf_standard_names"},{"ob_id":5669,"label":"long_name","value":"SO2 Volume Mixing Ratio","vocabulary":""},{"ob_id":25072,"label":"var_id","value":"so2","vocabulary":""},{"ob_id":30064,"label":"units","value":"mol mol-1","vocabulary":""}]}