{"ob_id":97019,"names":[],"terms":[{"ob_id":6064,"label":"units","value":"mole mole-1","vocabulary":""},{"ob_id":10138,"label":"long_name","value":"nh_50 Volume Mixing Ratio","vocabulary":""},{"ob_id":10139,"label":"var_id","value":"vmrnh50","vocabulary":""},{"ob_id":32592,"label":"standard_name","value":"mole_fraction_of_specified_nh-50_tracer_in_air","vocabulary":""}]}