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": ""}
 Portulaca oleracea . ;_    *G  united states    -73.0515 eMw       - v! Vermont  E_  East Dorset (Town of Dorset)  hb George L. Ames   $3m 43.2588  Active barcode on sheet witb inactive barcode 1515270 2    K s.n.  5]^ Portulacaceae bennington G3E    ? L.  6+ 1857-08-29 Portulaca /;  
{"catalogNumber": "", "order": "", "family": "Portulacaceae", "scientificName": "Portulaca oleracea", "scientificNameAuthorship": "L.", "genus": "Portulaca", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George L. Ames", "recordNumber": "s.n.", "verbatimEventDate": "1857-08-29", "habitat": "", "occurrenceRemarks": "Active barcode on sheet with inactive barcode 1515270", "associatedTaxa": "", "country": "United States", "stateProvince": "Vermont", "county": "Bennington", "municipality": "", "locality": "East Dorset (Town of Dorset)", "decimalLatitude": "43.2588", "decimalLongitude": "-73.0515", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}