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": ""}
   -83.94439 zt  United States wlM2y      RobertD W. Smith     jG-X eupatorium   1253952 h<U    L. lg27b    `rU 1983-09-24    altissimum x aC  ASTERALES En     pm * 41.98523
{"catalogNumber": "1253952", "order": "Asterales", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Eupatorium", "subgenus": "", "specificEpithet": "altissimum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "", "verbatimEventDate": "1983-09-24", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.98523", "decimalLongitude": "-83.94439", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}