Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
 2081 o3L#v    7  1972-07-24  |]-7 PortulacKa oleracea  j8/Hv oleracea  CONTACT UM HERBARIUM  <i    simcoe B   R.S.W. BOBBETTE P  PORTULACA ]( Ow      [xUN+ CARYOPHYLLALES  Portulacaceae koDZo   < Ontario   .tR  1305640     Canada  L. u`S8 
{"catalogNumber": "1305640", "order": "Caryophyllales", "family": "Portulacaceae", "scientificName": "Portulaca oleracea", "scientificNameAuthorship": "L.", "genus": "Portulaca", "subgenus": "", "specificEpithet": "oleracea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.S.W. Bobbette", "recordNumber": "2081", "verbatimEventDate": "1972-07-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}