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": ""}
 nx  AMBROSIA ARTEMISIIFOLIA   /g@ ; artemisiifolia   1 -84.44198   1249611 eD9   ~ L.  UNITED STATES &1Cj        ywc 1991-08-23 MICHIGAN #SJ?)    asterales F    from sandy soil in area of jack pine, red pine, and black cherry on high bank of w. banch of big cr. QZRHL     3493 GhO 
{"catalogNumber": "1249611", "order": "Asterales", "family": "", "scientificName": "Ambrosia artemisiifolia", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "artemisiifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3493", "verbatimEventDate": "1991-08-23", "habitat": "From sandy soil in area of jack pine, red pine, and black cherry on high bank of W. Branch of Big Cr.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.44198", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}