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": ""}
 4rs! united states      G/ DUDLEYI    2 45.431647   & U 1336201      L4 "abundant."   ig8 JUNCUS DUDLEYI  Juncaceae x;      5D -84.919721   
{"catalogNumber": "1336201", "order": "", "family": "Juncaceae", "scientificName": "Juncus dudleyi", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "dudleyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"abundant.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.431647", "decimalLongitude": "-84.919721", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}